by Louise Dewast and Joel Olatunde Agoi Agence France Presse Desperate relatives on Tuesday waited for news of missing people a day after a Lagos high-rise building collapsed suddenly, killing at least six people and leaving more trapped inside. The 21-storey building was still under construction when it fell abruptly into a pile of concrete slabs on Monday in wealthy Ikoyi district of Nigeria’s commercial capital. Rescuers say they have managed to pull four […]