The Kansas City Chiefs weren’t the only metro area football team that used a fourth-quarter pick six last week to secure a home win while sporting red jerseys. About 24 hours after Jaylen Watson’s 99-yard interception return for a touchdown had helped the Chiefs defeat the Los Angeles Chargers 27-24 at GEHA Field at Arrowhead Stadium, Richmond secured an 18-7 win over visiting Van Horn in part with a pick six by senior Bailon Stockton. With Richmond leading 12-7 and Van Horn facing third-and-8 at the Richmond 45-yard line, Falcons quarterback Andrew Murphy threw to his right. Stockton, however, snagged the ball, and with a group of fellow Spartans escorting him, returned the ball 62 yards, scoring with 2 minutes, 23 seconds remaining for the final points of Richmond’s Sept. 16 victory. Stockton credited teammate and fellow senior Eli Steele with helping him make the interception. “He told me to move over to the right spot,” he said. “Next thing you know, the ball ended up in my…