Chark, as Chargers fans will recall, was one of the more perplexing players on the entire roster last year during the first season of the Jim Harbaugh era. It seems Chark will continue to perplex, too ...

Teams must submit their 53-man rosters by Aug. 26. Harris and Lambert-Smith have looked as if they belong among the Chargers’ collection of top receivers, but will they make the team?