49ers sign CB Shareece Wright, agree with OL Erik Pears

Headline: 49ers gain a cornerback, not lose one. Indeed, after having Chris Culliver and Perrish Cox depart in the last two days, the 49ers have added a corner, announcing the signing of San Diego’s Shareece Wright to a one-year contract on Saturday. PFT’s 69th-ranked free agent, Wright was one of the better cornerbacks left on…