By SAM HANANEL Union officials in the United States are teaming up with their German counterparts in a bid to organize workers at wireless carrier T-Mobile USA.Leaders at the Communications Workers of America said Wednesday that the new arrangement with German union ver.di will help show a "double standard" between how European companies treat workers in their home countries compared with the U.S.T-Mobile's parent company Deutsche Telekom AG is known as a union-friendly model in Germany, where cooperation with unions is encouraged by labor laws.