Four people required medical assistance after a shunting regional train collided with the side of a InterCityExpress (ICE) train at the Worms main station, south of Frankfurt, police said on Tuesday. One of the 13 carriages of the high-speed train from Munich to Hamburg had derailed due to the collision. Nobody was seriously injured, however the regional train driver, who was the only person on board, was in shock. The ICE was carrying 520 people. After the collision, a train attendant complained of circulatory problems and two passengers had pain in their wrist and neck respectively, the Kais…