Chargers' Ladd McConkey day-to-day with rib injury after hard hit

Los Angeles Chargers wide receiver Ladd McConkey is day-to-day with a rib injury sustained during the team's Week 1 loss to the Arizona Cardinals. The injury occurred in the third quarter after a hard hit from linebacker Mack Wilson. McConkey led the team with 82 receiving yards and a touchdown before leaving the game. Head coach Jim Harbaugh confirmed the injury on Monday. The Chargers are working out veteran receiver Marquez Valdes-Scantling as a potential replacement. McConkey's availability for the upcoming game against the Las Vegas Raiders is uncertain.