San Francisco 49ers' Reuben Foster signs autographs for fans before practicing at an NFL football training camp in Santa Clara, Calif., Saturday, Aug. 5, 2017.
San Francisco 49ers' Reuben Foster signs autographs for fans before practicing at an NFL football training camp in Santa Clara, Calif., Saturday, Aug. 5, 2017. Jeff Chiu AP
San Francisco 49ers' Reuben Foster signs autographs for fans before practicing at an NFL football training camp in Santa Clara, Calif., Saturday, Aug. 5, 2017. Jeff Chiu AP
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49ers mailbag: Should we be worried about Reuben Foster?

January 16, 2018 11:34 AM