Jennings has reportedly reaggravated a calf injury that was bothering him since OTAs. To make matters worse, the pass catcher has no timetable of return, according to head coach Kyle Shanahan.

The San Francisco 49ers opened training camp with mixed results as several players returned from injury while others remain sidelined. Ben Bartch,

Pearsall missed the first six games on the reserve/non-football injury list, but by the end of the season he seemed to find his groove, impressing Kubiak with his improved ability to beat man-to-man coverage. He posted 18 receptions for 247 yards and two touchdowns in the final three weeks.