An electric motor helps the operator pull a heavy load or go up a hill.

VOA: special.2009.05.11

Isaac Lawrence Young, 22, of Ash Grove, Missouri, a motor transport operator at the Army base, the military said.

CNN: STORY HIGHLIGHTS

Mr Calist, a 20-year motor cycle taxi operator, appeared in a magistrate's court on Monday on three counts of murder and 18 of attempted murder.

BBC: Tanzania church blast: Saudi and UAE suspects freed