Sep 30, 2018; Carson, CA, USA; San Francisco 49ers defensive back Antone Exum (38) heads to the end zone on his way to a 32-yard touchdown after intercepting a Philip Rivers (not pictured) pass in the first quarter at StubHub Center. Right is Los Angeles Chargers wide receiver Keenan Allen (13) who the pass was intended for.; Mandatory Credit: Robert Hanashiro