The San Diego Chargers announced the signing of rookie free agent C Khalil Wilkes on Tuesday.
Center Khalil Wilkes has been signed to a three-year contract.
— San Diego Chargers (@Chargers) July 22, 2014
The Chargers released C Nick McDonald on Monday to make room for Wilkes.
Wilkes, an undrafted free agent out of Stanford, was a second-team All PAC 12 selection. He attended the Chargers’ rookie minicamp back in May.