KIEV (Reuters) - A Georgian man was killed and a woman was injured in a car explosion in the center of Kiev, Ukraine s capital, in Friday evening s rush hour, police said. Artem Shevchenko, spokesman for Ukraine s interior ministry, said the police had launched investigation into the killing.  An unidentified explosive device exploded inside the car. A Georgian citizen was killed,  he said. He said there were three people in the car. An injured woman was brought in hospital and a child survived, he said. The local television channel 112 showed a black Toyota, the left side of which had been badly damaged in the blast. 