Shanahan sheds light on 49ers top pick Pearsall’s shoulder injury

Ricky Pearsall, the 49ers’ first-round draft pick, did not play in the preseason because of an aggravated shoulder injury tracing back to his college days, coach Kyle Shanahan explained after Friday’s preseason finale in Las Vegas.

Pearsall last took part in a full-team practice Aug. 6 when his shoulder issue flared up, but there is not significant enough structural damage to call into question his rookie season, the coach told reporters.

“We’ll see how he is. Hoping he gets into...