Greek Prime Minister Alexis Tsipras will square off with rebels from within his own party, in a showdown that could put Europe’s most indebted state on course for snap elections. The premier is slated to address a central committee meeting of the Syriza governing party on Thursday morning. The group will decide whether to hold an emergency congress or a internal ballot among members, after about a quarter of the party’s lawmakers refused to back the prime minister’s deal with creditors in two votes this month. Tsipras on Wednesday said he can’t “force” unity, though he called on dissenters to fall into line or give ... (full story)