I keep coming back to this game, where they went up 21-10 at the half and needed a last-second FG to win.
https://www.nfl.com/games/lions-at-vikings-2024-reg-7?active-tab=watch
Every time I watch the Lions this year, they run out to a big led and then play scared in the second half and the game is close. Also, the Packers have been a second-half team all year.