Former OU tight end Blake Bell, a rookie with the San Francisco 49ers, sat down with csnbayarea.com to talk about his continuing evolution from a college quarterback to an NFL pass catcher. Bell, who was selected by the 49ers in the fourth round of the 2015 NFL Draft, says he's still learning the nuances of the position after playing quarterback at OU for a majority of his career before switching to tight end as a senior in 2014. "I think even OTAs and minicamp have helped tremendously.Read more on NewsOK.com