Chargers vs. Raiders: Who has the edge?

CHARGERS (8-7) vs. RAIDERS (6-9)
When: Sunday, 1:25 p.m.
Where: StubHub Center
Line: Chargers by 7
TV/Radio: Ch. 2; 640-AM, 980-AM (Spanish)
CHARGERS OFFENSE vs. RAIDERS DEFENSE
The Chargers have a franchise quarterback in Philip Rivers, a 35-year-old who recently made his seventh Pro Bowl. They have a star playmaker in Keenan Allen, an oft-injured receiver who has put up big numbers in the healthiest season of his career. And they have Melvin Gordon, a well-rounded back who