Iranian aircraft crashes in Tehran Iranian aircraft crashes in TehranAntonov An-140 took off from city's Mehrabad Airport and crashed immediately, reportedly killing 39 passengers and crew, with nine taken to hospital
OMV says Ukraine crisis will not hit pipeline OMV says Ukraine crisis will not hit pipelineRoiss says rising tensions between EU and Moscow may lead to minor delays over South Stream scheme but long-term logic means project will go-ahead
Blackstone eyes $1bn Shell gas stake deal Blackstone eyes $1bn Shell gas stake dealPrivate equity group is set to acquire Shell's stake in the Haynesville Shale formation as the energy company retreats from souring US investments
Brevan Howard battles co-founder's plans Brevan Howard battles co-founder's plansChristopher Rokos, a founding partner of the publicity-shy hedge fund, seeks to overturn a five-year, non-compete clause before launching his own hedge fund