Fiery 49ers-Titans joint practice leads to ejections; plus, meet rookie Kaelon Black

On "49ers Talk," Matt Maiocco and Jennifer Lee Chan discuss how early dustups in the 49ers' joint practice with the Tennessee Titans gave way to a productive session on both sides of the ball. Fred Warner and the 49ers' defense limited quarterback Cam Ward and the Titans' offense, while Brock Purdy effectively moved the offense. Matt and Jennifer break down the best plays, the biggest battles and…