The San Francisco 49ers have several key free agents in the secondary this offseason. The 49ers will have to make tough decisions on retaining safety Donte Whitner and cornerback Tarell Brown. Will they be able to re-sign both players? Will they have to decide between the two? Watch as Adam Lefkoe and's Kevin Lynch (@klynch49) discuss the future of the 49ers secondary in the video above. Let us know which free agents you want them to bring back in the comments below!