The San Diego Chargers have reached a four-year, $36 million contract to hold onto veteran cornerback Brandon Flowers, according to league sources. Flowers had 52 tackles and three interceptions last season. Flowers, 29, is a former Virginia Tech standout who played the first seven seasons of his career with the Kansas City Chiefs. Flowers has 426 career tackles, 20 interceptions, four forced fumbles and two sacks. Follow me on Twitter: @RavensInsider Aaron Wilson covers the Ravens for The Baltimore Sun