The legal battle over a set of disappearing, reappearing police lab reports is heating up, more than six years after Anthony Lamar Smith was killed by a St. Louis cop.
The lab results showed that then-Officer Jason Stockley's DNA — and only his DNA — was found on a handgun the ex-cop said he'd found in Smith's car following the fatal December 2011 shooting.
It was info that should have been turned over to Smith's survivors during a civil lawsuit that resulted in a $900,000 settlement — but wasn't.…