While the NBA locks out its players in a labor dispute, Kentucky men’s basketball coach John Calipari is opening his doors. Come one, come all, Calipari said in a Facebook and Twitter post Friday. Elaborating on a general invitation he’s touched on recently, Calipari said he’s invited all UK alumni in the NBA back to Lexington to work out during the work stoppage. “I reached out to every former Wildcat that’s in (the) NBA and having to deal with this lockout to make sure they knew the Joe Craft Center is available to train if needed…”