Getty The Kansas City Chiefs have made a massive Travis Kelce announcement before their game against the Detroit Lions. The Kansas City Chiefs and Detroit Lions are going up against each other in a high-profile game on Sunday, October 12 , and this shaping up to be a hot one. Heading into the matchup , the Chiefs are 2-3 , while the Lions are 4-1 , and it’s going to be a close one at Arrowhead Stadium. To say the Chiefs have been experiencing a tough start to their season isn’t hyperbole. For a