Matthew Ryan Buquet is accused of mailing two tainted letters, one addressed to a federal judge and the other to the downtown post office in Spokane, Wash.

Also: President Obama will discuss his administration's views on foreign drone strikes; a Washington state man is charged with mailing a ricin-laced letter to a judge; a North Dakota dam holds back water as a town evacuates; and a Japanese man becomes the oldest man to reach the top of Mt. Everest.

Also: Eric Garcetti wins the Los Angeles mayoral race; suburbs in Stockholm experience a third night of rioting; Iran won't let one of its modern founders run for president; and you're probably mispronouncing "GIF".

A Guatemalan court says because of a legal dispute, part of the genocide trial must start over for former dictator Efrain Rios Montt. His 80-year prison term was thrown out, and human rights activists are furious.

Also: Israel and Syria exchange fire over border; new Congolese fighting threatens a tenuous ceasefire; Los Angeles votes for a new mayor today; and Russia charges that voting for the Eurovision song contest was rigged.

Also: A hitchiker who became famous online for stopping an assault is now accused of murder; The National Weather Service now says 16 tornadoes struck Texas this week; Venezuela is forced to import toilet paper; and Candice Glover wins American Idol, she's the first woman to do so in six years.

Also: Turkey's prime minister will discuss Syria with President Obama at the White House; congressional panels OK cuts to the federal food stamp program; the formerly obscure Arctic Circle gains new member countries; and nobody has yet won the Powerball jackpot.

Nigeria has been accused of doing "too little, too late" to stem militant Islamist violence, and President Goodluck Jonathan has acknowledged he's not fully in control.

There's at least $360 million up for grabs, the third largest jackpot in the lottery's history. And your chance to claim the winning ticket has improved — though it's still not great: 1 in 175 million.

Also: Nigeria declares a state of emergency in states where Islamists often attack; a House panel will review potential cuts to the federal food stamp program; the sun ejects at least four massive solar flares, with more on the way; and the third largest Powerball jackpot is up for grabs tonight.

Also: The International Space Station has a minor leak; Pope Francis meets Coptic Pope Tawadros II; GOP senators deluge EPA nominee Gina McCarthy with questions; and American Idol judge Randy Jackson is leaving the show.

A lingerie company says the bra has a "growth strategy" to help bust Japan's inflation problem.

Also: The death toll from the Bangladesh building collapse rises while a new factory fire kills more people; fewer U.S. homes enter the foreclosure process; Wrigley stops selling caffeinated gum; and a Young and the Restless soap star dies.

Also: The Justice Department's chief environmental crimes officer is stepping down; a House panel holds a hearing on Benghazi; a ship hits a tower in a deadly Italian port collision; and a Grammy-winning rocker is arrested in an alleged plot to kill his estranged wife.

Also; Defense Secretary Hagel furious over officer's sexual assault charge; a volcano erupts in the Philippines, killing at least five; N.J. Gov. Chris Christie has weight loss surgery and drops pounds; and there's a report that Steve Carell may make a cameo on the final episode of "The Office".

A rare May storm is pouring record snowfall in parts of the Plains and the Upper Midwest. And there's concern that snowflakes could fall as far south as Alabama and Mississippi.

NASA is looking for three haiku to include on a DVD that will travel to Mars aboard a spacecraft this fall. And everyone who submits a poem will have their name included.

Also: A May snow storm that's dumped well over a foot of snow on western states aims for Minnesota and Wisconsin; a wildfire scorches 3,000 acres in California; and NASA wants your haikus.

The National Weather Service says some parts of the Rocky Mountains could see double-digit inches of snow today, and weather forecasters warn the wintry weather is moving east, and will affect states as far south as Texas.

Also: The FDA changes the age restrictions on buying the Plan B emergency contraceptive; Venezuelan lawmakers brawl over election results; Colorado starts civil unions for same-sex couples; historic Wounded Knee site faces a sale deadline.