Warren Buffett loses bidding war for Texas utility

Warren Buffett just got an unpleasant jolt -- losing a multibillion bid to scoop up a bankrupt Texas energy giant. In a surprise turn of events, the folksy billionaire's $9 billion bid for Dallas-based utility Oncor was trumped by a $9.45 billion offer from Sempra Energy, a San Diego, Calif.-based natural gas behemoth, according to...