ATHENS, March 1 (Xinhua) -- At least 16 people were killed and 85 others injured when two trains collided in central Greece late on Tuesday, state broadcaster ERT reported. A passenger train traveling from Athens to the northern city of Thessaloniki and a cargo train collided near Tempe, some 380 km north of Athens, the report said, citing Fire Service spokesman Vassilis Varthakoyiannis. Multiple carriage