Greece threatens to skip IMF payment; Tsipras set for EU talks

By Karolina Tagaris and Deepa Babington ATHENS (Reuters) - Greece threatened to miss a loan repayment to the IMF this week, opening the way for possible default, just hours before creditors were expected to present an ultimatum offering Athens funds in return for economic reform. Prime Minister Alexis Tsipras visits Brussels later on Wednesday to see senior European officials, where he is expected to hear the terms of the plan drawn up this week at a meeting of top leaders, including German Chan