Viewers were left confused when the "flag" graphic popped up on the screen following what became the Bills' final offensive play of the contest even though no penalty had been called.

Jim Nantz, Tony Romo, and CBS accidentally gave Buffalo Bills fans a glimmer of hope after the network’s score bug stated a flag was thrown on Josh Allen’s fourth-quarter, fourth-down incomplete pass to Dalton Kincaid.

“There is a flag,” CBS play-by-play standby Jim Nantz announced to the masses watching at home. Kevin Harlan, calling the game for Westwood One Radio, echoed the call. Except, no penalty had been called. The play would count. The Kansas City Chiefs were one clock-killing drive away from a third straight Super Bowl.

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,

Jim Nantz clears up confusion that took place at the end of the Bills-Chiefs AFC title game won by Andy Reid and Kansas City. / Geoff Burke-Imagn Images 1. As expected, there was a LOT going on in Sunday’s AFC championship game with the Buffalo Bills and Kansas City Chiefs.