Childress is headed back to Greece

Former Hawks swingman Josh Childress is headed back to Greece for a second season.  Josh Childress is going back to Greece.   The former Hawks swingman said he is returning to Olympiakos for the 2009-10 season and will not opt out of his contract and return to the NBA.   “I still have some unfinished business to tend to,” Childress said by phone early Tuesday morning. “I definitely have unfinished business in Greece.”   Childress had a Wednesday deadline to notify Olympiakos of his intentions to either come back for a second season overseas or return to the NBA.   A restricted free agent this summer, Childress said his representatives spent the past two weeks in discussions with the Hawks and several other teams about potential sign-and-trade deals that would have allowed him to return to the NBA this season, but could never get the Hawks to sign off on any of the proposed deals.   “At the end of the day it’s a business,” Childress said. “I was in basically the same …