49ers WR Aiyuk agrees to massive extension, solidifying Super Bowl hopes

SANTA CLARA — Bring on Brandon Aiyuk.

After sitting out training camp practices and the preseason, after requesting and rebuffing trade proposals, after stoically observing from the sidelines, Aiyuk is ready to join the 49ers’ on-field preparation that ideally will yield their first Lombardi Trophy in 30 years.

Three hours after they practiced yet again without him, the 49ers reached a four-year, $120 million extension with Aiyuk on Thursday, a league source confirmed. NFL Network first reported the deal...