49ers Talk August 18, 2021 5:02 pm Ex-49er Costanzo discusses Alex Smith shout out Blake Costanzo never knew how much his mantra impacted former 49ers teammate Alex Smith until a recent clip of the QB went viral. He discusses his football journey with Matt Maiocco on 49ers Talk. 49ers videos 1:02 Smith reacts to being called toughest opponent Staley, Williams faced 2:01 Aldon Smith reflects on NFL career, lessons learned 2:51 Former 49er Aldon Smith shares message to youth on mental health 0:58 49ers Talk: 49ers sign Terrell Owen's son Terique as undrafted free agent 1:25 49ers Talk: Is ‘writing on the wall' for Samuel's future in San Francisco?
