The Las Vegas Raiders listed running back Josh Jacobs (quadriceps) as a non-participant on Monday's estimated practice report after he was injured in Sunday's Week 14 loss to the Minnesota Vikings. On a short week with a game this Thursday against the division-rival Los Angeles Chargers, Jacobs is in danger of having to sit out. It's a tough time to potentially be without Jacobs for fantasy managers, with the playoffs starting in Week 15 in many leagues. If the 25-year-old is able to suit up ...