Nick Chubb suffers knee injury in Browns loss to Steelers.

Injury occurs on 5-yard run near Steelers' goal line in the second quarter.

[{"selector":"#anim-fb2147b8-8294-44cc-a584-44348c601290","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-04f04b4b-fa83-4eba-9505-fbd28177b3fc","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-66822fb8-7354-46fc-b529-1c1ab95ff54f","keyframes":{"transform":["translate3d(-100.48544%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

Chubb ruled out almost immediately.

[{"selector":"#anim-de3fe5d3-edff-4220-842c-fe907df12461","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3247bfaf-bfe5-40a9-920c-00ea01be8b89","keyframes":{"transform":["translate3d(0px, -118.38103%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6f72755b-1c10-4fd6-aa74-69b1c69a0ce6","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-aac3dee0-ba68-4106-b5e7-f51074bf8ad9","keyframes":{"transform":["translate3d(0px, 377.35042%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

Chubb injured the same knee in 2015, tearing his MCL, PCL and LCL.

[{"selector":"#anim-6f37593b-c7f6-4368-8867-b5acfcc972cf","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-80bea07e-bbb0-4e1a-b2a5-009065de4c3e","keyframes":{"transform":["translate3d(0px, 185.39587%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-bfbe4e2a-9ae2-47c3-b4f9-f3669aab07c2","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

All-Pro running back immediately gestures toward the sideline.

[{"selector":"#anim-5702cb1d-4945-4289-9506-205276ca5ba3","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-75eefcea-da4a-42ed-a71c-e37223346ed7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

Players from both sides offer their support as Chubb is loaded on the cart.

[{"selector":"#anim-9ecaa983-f1a8-4d5a-8cb8-724e85db9a08","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a6c7874f-a97e-4d9a-936b-126a1aa9bf87","keyframes":{"transform":["translate3d(0px, -121.72961%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8ce25c0a-4ff8-4470-87a2-a57b62b56f5c","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

Browns head coach Kevin Stefanski anticipates Chubb missing the rest of the season.

[{"selector":"#anim-d4d02e85-a94e-4c05-a201-06cdb60fd576","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4056e244-c7ac-4c6a-af80-cb9b084cefb9","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-733f772f-295c-4deb-b7d8-7865a1bdbe17","keyframes":{"transform":["translate3d(-100%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}]

Quarterbacks and running backs around the league react to Chubb's injury on social media.

[{"selector":"#anim-b3735eee-af70-4394-8ce7-3051602cd77d","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5b0d31cf-3718-4a8f-89d0-c44ed524dd74","keyframes":{"transform":["translate3d(100.00000%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-217e332f-adcd-4883-b456-052f48877df9","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]