A comprehensive analysis of why the Lions started well and finished poorly.

Detroit’s failure to convert on fourth down was followed by San Francisco, making it a one-possession game after Aiyuk took a fluke, making the catch after Purdy’s shot

hit Kindle Vildor in the mask facial and within five minutes it bounced gently to the recipient.

yard from the end zone, and then catch for a touchdown three plays later.

Soon after the restart, things went from bad to worse for the Lions as Arik Armstead recovered a Gibbs fumble and the 49ers marched down the field to running back McCaffrey and he got his second touchdown of the game with a one-yard run, followed from Moody’s extra point.

leveling the game. Moody gave the 49ers the lead for the first time with 9.52 left in the fourth quarter, while another failed fourth-down conversion attempt by the Lions was followed by another drive by the home team, which ended when Mitchell dug in from close range and rushed for a touchdown.

with just over three minutes remaining.

Leading Stats:

Detroit Lions Passing: Jared Goff, 25/41, 273 yards, 1 touchdown.

Running: David Montgomery, 15 carries, 93 yards, 1 touchdown.

Receiving: Sam LaPorta, 9 catches, 97 yards;

Amon-Ra St Brown, 7 catches, 87 yards.