49ers Central June 9, 2021 6:03 pm Shanahan: Jimmy G has had his ‘best spring' with 49ers In his fourth spring with the 49ers, Kyle Shanahan was confident that Jimmy Garoppolo had had his, “best spring,” with the Niners as he looked fit and confident out on the field. 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?