Everything we know after 49ers fall apart vs. Seahawks

The 49ers’ couldn’t have started much better against their NFC West rival. Their defense got a three-and-out. Their offense followed with a touchdown, and then their defense forced another three-and-out. Things never got better for San Francisco despite a strong defensive effort in the first half.

Here’s what we know in the immediate aftermath of a disastrous Week 4 for the 49ers: