Greeks celebrate, Germans ponder referendum
Clinton accuses China of stealing 'commercial secrets'
Fidel Castro makes first appearance since historic announcement
Hong Kong marks 18th anniversary of China handover
IMF Lagarde says Greece must reform before getting debt relief
US-Cuba announcement expected Wednesday
EU agrees to end mobile roaming fees
Aid flotilla approaches Gaza
Tsipras says if Greeks approve the EU's aid plan, Syriza will resign rather than see it through