CBS got Buffalo Bills fans' hopes up on Sunday after Josh Allen's incomplete pass to Dalton Kincaid, with the score bug signaling that a flag had been thrown on the play

For a brief second after Josh Allen's desperate fourth down heave hit the turf at Arrowhead Stadium, the Buffalo Bills had hope. "There is a flag,” CBS play-by-play standby Jim Nantz announced to the masses watching at home.

Jim Nantz and Tony Romo found themselves at the center of a CBS broadcast blunder during a pivotal moment in the AFC Championship.

While the crowd at Arrowhead Stadium erupted in joy, Jim Nantz on the CBS broadcast quickly said there was a flag on the play, giving Bills fans a little bit hope during a very dark moment. But then talk of the flag quickly went away as refs apparently didn't throw one and no penalty was called.

For a few seconds Sunday night, Jim Nantz — and the CBS scorebug — gave the Bills some hope during the fourth quarter of their AFC championship clash against the Chiefs at Arrowhead Stadium. Josh Allen’s final heave that went through the hands of a diving Dalton Kincaid had fallen incomplete.

The final minutes of Sunday night's AFC Championship Game featured an atypical mistake from CBS play-by-play announcer Jim Nantz. On the Bills' final offensive snap, an incomplete pass on fourth down by Josh Allen with 1:54 remaining,

The Kansas City Chiefs booked their place in a third consecutive Super Bowl appearance after defeating the Buffalo Bills in the AFC Championship Game