Greeks prepare security measures ahead of Obama visit

ATHENS, Greece - Greek authorities are preparing draconian security measures ahead of a two-day visit by US President Barack Obama, including the deployment of thousands of police, road closures and restrictions on protests.Obama is due in Athens Tuesday, before heading to Berlin Wednesday as part of his last major trip abroad.Greek police today announced a ban on public gatherings in central Athens as well as a southern suburb where one of the city's luxury hotels is located, effective several