Now-healthy Pettis is coming on strong

Daily 49ers blog for NBC Bay Area website: Kyle Shanahan sees big things ahead for WR Dante Pettis, who's coming off a key performance in a victory over Pittsburgh. https://www.nbcbayarea.com/news/local/Shanahan-says-Pettis-is-Coming-On-Strong-Now-That-Hes-Healthy-561435611.html