A streetcar that is one of Lisbon's big tourist attractions derailed and crashed on Wednesday, killing 15 people and injuring 18 others, emergency services in Portugal said. One child is among the injured, while five people are in a serious condition, the National Institute for Medical Emergencies said in a statement. An unknown number of the injured are foreigners, it said. The yellow-and-white streetcar, which goes up and down a steep downtown hill in tandem with one going the opposite way,