General manager John Lynch is an optimist. He joined KNBR Thursday morning to provide injury updates, timelines for potential returns, and the status of the 49ers’ wide receiver room. Let’s start with the team’s highest-paid player in the wide receiver room, Brandon Aiyuk.

A lot of folks seem to think the San Francisco 49ers sent a message to former Tennessee Vols wide receiver Jauan Jennings this week, but general manager John Lynch says that wasn't the case. Jennings,