Veteran journalist Gayle King established on the very first episode of King Charles that she has no problem making things awkward for co-host Charles Barkley. The duo debuted the CNN talk show Thursday night and welcomed Golden State Warriors coach Steve Kerr as their first-ever guest. Just a day before, however, Barkley had harsh words for Kerr’s team when he called them “cooked” and implied they were getting too old to truly contend for anothe…