Replacement refs are back

[6andcounting]

Call on the field: Forward progress stopped. Whistle was blown, then Brown's knees hit the ground.

Call upon Raven challenge: interception

Video of it all:

http://www.nfl.com/m/share?p=%2Fvideos%2Fnfl-game-highlights%2F0ap3000000854224%2FEric-Weddle-intercepts-bobbled-ball-pass-intended-for-Antonio-Brown