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It has been nearly eight months since attacks on the U.S. diplomatic post in Benghazi, Libya, killed four Americans, including Ambassador Christopher Stevens.

In a court filing today, lawyers for Colorado theater shooting suspect James Holmes said he intended to plead not guilty by reason of insanity.

Holmes will enter the plea, the court filing says, during a hearing on May 13.

Holmes is accused of opening fire in a crowded Aurora, Colo. movie theater, killing 12 people and injuring 70.

The Delaware Senate passed a bill that would legalize same-sex marriages. Gov. Jack Markell said he would sign the bill, which means that the state is poised to become the 11th in the country to allow gay marriages.

The vote comes less than a week after Rhode Island Gov. Lincoln Chafee signed a similar measure into law.

"Margaret Groening died peacefully in her sleep on April 22, 2013, in Portland."

That paid obituary, which ran Monday in The Oregonian, marked the life of the woman who served as the inspiration for one of the best-known characters on television and arguably pop culture: the beehive-coiffed Marge Simpson.

Groening was 94.

Updated at 9:29 pm ET --- Former South Carolina Republican governor Mark Sanford easily beat Democrat Elizabeth Colbert Busch to regain the House seat he once held.

For Sanford, the victory in the strongly Republican 1st Congressional District was sure to be widely viewed as a personal redemption. Sanford left the governor's mansion in 2009 after an extramarital affair with an Argentinian woman who is now his fiancee led to the breakup of his marriage.

Since 1993, the United States has seen a drop in the rate of homicides and other violence involving guns, according to two new studies released Tuesday. Using government data, analysts saw a steep drop for violence in the 1990s, they saw more modest drops in crime rates since 2000.

The auditorium at James Blake High School in Silver Spring, Md., is packed when Cy Maramangalam strolls onstage, sporting jeans and a shaved head.

Transcript

AUDIE CORNISH, HOST:

The discovery of the three women in Cleveland has overshadowed another story here in Washington about an 83-year-old woman found dead yesterday near Reagan National Airport. Victoria Kong suffered short term memory loss. She arrived at the airport Friday on a flight, but went missing after wandering off on foot. The stories, taken together, paint a broad and varied picture of what it means to be missing in America and the two cases sent us looking at the latest missing persons numbers.

Pakistani cricketer turned politician Imran Khan is said to be OK after he fell from a lift during a campaign rally in Lahore on Tuesday.

Al-Jazeera reports that Khan "fell 14 feet as he was stepping off an improvised forklift that was raising him to the top of the platform."

Khan, who heads the Pakistan Tehreek-e-Insaf, or PTI, party, was shown bleeding from the head after the fall.