Emergency podcast: Brandon Aiyuk, 49ers agree to four-year contract extension

Matt Maiocco and Jennifer Lee Chan react to the breaking news of Brandon Aiyuk and the 49ers agreeing to a four-year contract extension, the immediate impact it will have on the offense and how this could get things moving for Trent Williams and San Francisco.(1:26) Brandon Aiyuk, 49ers agree to contract extension(6:25) How does Aiyuk’s return impact Week 1?(11:10) What Aiyuk’s contract means for future players