In our news wrap Friday, the death toll from the massive Beirut port explosion reached 154, with more than 5,000 injured. As rescue teams combed the area in search of victims, Iranian-backed Hezbollah insisted it was not to blame. Also,…

Three top candidates for prime minister in Britain's tightly contested parliamentary election shared the stage to discuss foreign policy in the second of three televised political debates. Simon Marks reports from London on the political footing for the three parties…