A monstrous tornado at least a half-mile wide roared through the Oklahoma City suburbs Monday, flattening entire neighborhoods and destroying an elementary school with a direct blow as children and teachers huddled against winds up to 200 mph. At least 51 people were killed, including at least 20 children, and officials said the death toll was expected to rise.

For the first time, Utah police said Monday they believe Susan Powell's brother-in-law was "heavily involved" in getting rid of her body, even as they announced they couldn't solve the sensational case of a mother's disappearance after a nearly 3 1/2-year investigation.

Two FBI agents who died while training off the Virginia Beach coast fell to their deaths when a helicopter had trouble during a "maritime counterterrorism exercise," an agency spokeswoman said Monday night.

As a teenager, Tumblr CEO David Karp would canvass the streets of New York City's Upper West Side, offering to build websites for local businesses. After his freshman year of high school, the precocious, computer-savvy kid decided to drop out altogether to devote more time to his passion for technology.

The young Detroit Red Wings have made the mighty Chicago Blackhawks look vulnerable, beating them two straight times to gain an advantage in their last playoff matchup as Western Conference rivals.

Chris Perez was stunned, surprised and shocked.

Gabby Douglas had been looking forward to this appearance for a long time.

Commuters navigated a patchwork of cars, trains and buses along Connecticut's shoreline Monday, encountering lengthy delays as authorities probed the cause of a train collision that disrupted one of the nation's oldest and most heavily traveled railways.

The mountains of Sochi are now home to Potanin's slope, Gazprom's gondola lift and Sberbank's ski jump. The nicknames used by locals and an army of construction workers leave no doubt about who is paying for the 2014 Winter Games: Russia's business powerhouses.

Asian stock markets struggled to post gains Tuesday as investors waited for the U.S. Federal Reserve to telegraph what it plans to do next with its economic stimulus program.

Small-company stocks were a bright spot in a subdued start to the week for Wall Street.

Tornado warnings have been issued across much of the Midwest, stretching from Oklahoma to Illinois, following a second deadly twister in as many days in the Oklahoma City area.

Cardinal Sean O'Malley skipped Boston College's commencement Monday to protest its decision to honor Irish Prime Minister Enda Kenny, who backs legislation to permit abortion, and O'Malley's views were echoed outside the ceremony by a few dozen anti-abortion activists.

Officials say a tornado hit a small hospital in suburban Oklahoma City, but all the 30 patients inside survived.

Newly released police files say Josh Powell had an affair with a Utah woman just months before his wife disappeared.

A monstrous tornado at least a half-mile wide roared through the Oklahoma City suburbs Monday, flattening entire neighborhoods and destroying an elementary school with a direct blow as children and teachers huddled against winds up to 200 mph. At least 51 people were killed, and officials said the death toll was expected to rise.

Officials at two hospitals say they've been treating more than 140 patients, including about 70 children, since a massive tornado hit suburban Oklahoma City.

Ray Manzarek, a founding member of the 1960s rock group The Doors whose versatile and often haunting keyboards complemented Jim Morrison's gloomy baritone and helped set the mood for some of rock's most enduring songs, has died. He was 74.

Gustav Nyquist and Drew Miller scored 31 seconds apart midway through the second period and Pavel Datsyuk restored a two-goal lead in the third to help the Detroit Red Wings beat the Chicago Blackhawks 3-1 Monday night to take a 2-1 lead in the second round series.

Deadly tornadoes that have raked communities in Middle America over the past week, including Monday's massive twister that carved a path of destruction through the Oklahoma City suburb of Moore, belie what had been a relatively quiet start of the 2013 tornado season.