Charlotte senior linebacker Nick Cook stretches before the start of the 49ers’ spring practice on Thursday, April 7, 2016, at Richardson Stadium.
Charlotte senior linebacker Nick Cook stretches before the start of the 49ers’ spring practice on Thursday, April 7, 2016, at Richardson Stadium. Bill Kiser
Charlotte senior linebacker Nick Cook stretches before the start of the 49ers’ spring practice on Thursday, April 7, 2016, at Richardson Stadium. Bill Kiser

No more growing pains for Charlotte 49ers’ defense

April 08, 2016 06:38 AM