2 MLB rookies throw beauties on Monday.

[{"selector":"#anim-0ec8c1a5-6411-49f5-8692-e5323937a101","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7609aa9f-3c36-44bd-b904-0e6482e26c6e","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d40c347a-bcc3-4309-b2d3-0a0fc4c4e73f","keyframes":{"transform":["translate3d(0px, -440.84294%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] View More Arrow

Both Ryne Nelson of the Arizona Diamondbacks and Hunter Brown of the

[{"selector":"#anim-c029f6a9-c5eb-4e42-b473-bb4e17745aab","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5692988f-d703-4037-9da6-c1578404e78a","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-61f62a27-fa3b-49f9-a307-cf598cb3aa65","keyframes":{"transform":["translate3d(0px, -470.01763%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

Houston Astros made their major league debuts on Monday

[{"selector":"#anim-bb6b86c8-428e-45fc-87eb-84a2277479f7","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9991f422-27c4-4843-b9c2-b1925775a05c","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0931d367-ca30-463d-ad0d-b55e32abf4b2","keyframes":{"transform":["translate3d(0px, -713.45053%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

Nelson allowed only four hits during seven shutout innings,

[{"selector":"#anim-447d42cb-d001-4532-83a3-dfad0ae5da10","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2ea7cd45-0a9d-4fd6-80f4-1aa14496d319","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-010879cf-a74f-4b3e-b092-4e805817d001","keyframes":{"transform":["translate3d(0px, -557.08074%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

struck out seven hitters, and retired 17 in a row at one point

[{"selector":"#anim-7fc94c50-9f4a-46f4-ba25-368923500576","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a971b46c-4238-4764-8094-0e9b1bf0e85b","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-43663629-5c88-465a-b2b4-8fb68114f085","keyframes":{"transform":["translate3d(0px, -557.08074%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

Brown struck out five batters in six shutout innings of work, allowing only three hits and one walk.

[{"selector":"#anim-ce02abda-153f-4227-b4ac-c1cfdf5a2848","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7d338eba-2d4c-464e-b938-7ad2470aee6e","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-520b0882-3d82-487d-baf1-98abd7b85712","keyframes":{"transform":["translate3d(0px, -364.89903%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

It was the first occasion in the modern period when two pitchers made their Major League Baseball debut on the same day

[{"selector":"#anim-9790cd4b-117c-4327-8bbb-c87fc86af013","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7e21d324-3ec7-48a1-bf46-82e46a3245d7","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e7f7c2e5-5826-4033-9f1c-7fdb76375014","keyframes":{"transform":["translate3d(0px, -364.89903%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

Nelson said he was quite anxious before his first game, but immediately settled down.

[{"selector":"#anim-59ae9e31-f13c-44f1-9a4f-1eb46ef5bdc2","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5d36cf87-c37b-42cb-9b58-c9040a75ea1d","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7b3a6feb-2b52-4014-881a-bc7d51111a48","keyframes":{"transform":["translate3d(0px, -470.01763%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

Reno-based meteorologist Amanda Young of tional Weat Service had previously warned that

[{"selector":"#anim-2f8fc6a3-4097-4b54-9267-401ce8e7826d","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-65c6e14d-3356-4623-9311-98f46b115415","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9f223379-dd63-4bd6-a5b2-c8cf528b6002","keyframes":{"transform":["translate3d(0px, -470.01763%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

a 'dense’ layer of dust may be as much as a few hundred feet deep.

[{"selector":"#anim-9aac158a-520d-4c0b-8b1f-2d0e27c46705","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-bcf06d80-5f35-4202-8e4f-15738a11a1bb","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b81d169b-afd3-4071-955b-968b1d7f362e","keyframes":{"transform":["translate3d(0px, -552.17878%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Learn more