By Chris Francescani (Reuters) - A massive storm front swept north through the central United States on Sunday, hammering the region with fist-sized hail, blinding rain and tornadoes, including a half-mile wide twister that struck near Oklahoma City. News reports said at least one person had died. By 9:30 p.m. Central Standard Time, more than two dozen tornadoes had been spotted in parts of Iowa, Oklahoma, Kansas and Illinois, according to the National Oceanic and Atmospheric Administration and local news reports. ...

By Ernest Scheyder WATFORD CITY, North Dakota (Reuters) - In towns across North Dakota, the wellhead of the North American energy boom, the locals have taken to quoting the adage: "Whiskey is for drinking, and water is for fighting." It's not that they lack water, like Texas and California. They are swimming in it, and it is free for the taking. Yet as the state's Bakken shale fields have grown, so has the fight over who has the right to tap into the multimillion-dollar market to supply water to the energy sector. North Dakota now accounts for over 10 percent of U.S. ...

By Richard Weizel BRIDGEPORT, Connecticut (Reuters) - Thousands of Connecticut commuters should brace for travel chaos on Monday as Metro-North workers repair damage on the United States' busiest rail line caused by the collision of two trains, officials warned on Sunday. Lengthy detours and hours of traffic backups were likely as many train commuters take to the road, officials said. The Friday derailment of a Metro-North passenger train that struck a commuter train between Fairfield and Bridgeport, Connecticut, injured more than 70 people and halted full service on the line indefinitely. ...