Chiefs rue dropped passes, penalties in sloppy season-opening loss to Detroit - The San Diego Union-Tribune
Chiefs Lions highlights: Detroit upsets Kansas City in NFL opener
Lions shock Chiefs on road
Lions spoil Chiefs' celebration of Super Bowl title by rallying for 21-20 win in the NFL's opener, Sports
Kansas City Chiefs vs. Detroit Lions NFL game analysis 9/7
Chiefs vs. Lions final score, results: Detroit knocks off Patrick Mahomes, Kansas City in NFL opener
Chiefs-Lions recap, final score: Kansas City loses 21-20 in Week 1 - Arrowhead Pride
Game recap: Detroit Lions can't hold off Chiefs offense late, lose wild 34-30 game - Pride Of Detroit
Chiefs Fall to Lions, 21-20, in Season-Opener
Lions spoil Chiefs' Super Bowl celebration by rallying to win in NFL opener - Chicago Sun-Times
Lions spoil Chiefs' celebration of Super Bowl title by rallying for a 21-20 win in the NFL's opener – NewsNation