A typical Purdy pass saw him drop back, then wait — and wait and wait and wait — for a receiver to come open. His time-to-throw statistic — how much time elapses between the snap and throw — on Sunday was 3.02 seconds, according to Next Gen Stats. Last week it was 2.74 seconds.

Ahead of Wednesday’s practice in Santa Clara, 49ers wide receiver Brandon Aiyuk talks about how he’s performed through the first two games of the season, why he felt better about his performance in last Sunday’s loss against the Vikings that he did in the season’s first game,

On Monday, head coach Kyle Shanahan was asked about Aiyuk's disappointing production early in the season. Here's what Shanahan said.