Mohammed Ali Malek is seen at Catania's tribunal, on Friday. Italian prosecutors blamed the captain of a grossly overloaded fishing boat for a collision that capsized and sank his vessel off Libya, drowning hundreds of migrants. Antonio Parrinello/Reuters/Landov hide caption

itoggle caption Antonio Parrinello/Reuters/Landov

In this photo made available Thursday, April 23, 2015, migrants crowd and inflatable dinghy as the Italian Coast Guard approaches them, off the Libyan coast, on Wednesday. Alessandro Di Meo/AP hide caption

itoggle caption Alessandro Di Meo/AP

Hamudeh al-Masaadi plays on the shores of Lake Constance near Friedrichshafen, where they wait as their request for asylum is processed. Joanna Kakissis for NPR hide caption

itoggle caption Joanna Kakissis for NPR

Personnel at work in the operations room of the Italian coast guard in Rome on Sunday during the coordination of relief efforts after a ship carrying hundreds of migrants capsizes off Libyan coast occurred in the Strait of Sicily. Angelo Carconi /Landov hide caption

itoggle caption Angelo Carconi /Landov

Relatives of Egyptian Coptic Christians purportedly murdered in Libya by self-proclaimed Islamic State militants mourn for those killed. Mohamed el-Shahed/AFP/Getty Images hide caption

itoggle caption Mohamed el-Shahed/AFP/Getty Images

Libya's oil terminals — like the Brega refinery and oil terminal, pictured in March 11, 2014 — are being fought over by militias and by the nation's two rival governments. The conflict is drying up production, and may have a devastating impact on the nation's battered economy. Abdullah Doma/AFP/Getty Images hide caption

itoggle caption Abdullah Doma/AFP/Getty Images

Migrants who survived a shipwreck are escorted as they arrive at the Lampedusa harbor on Wednesday. Some 300 others drowned in the latest such disaster triggered by people fleeing conflicts in North Africa. Antonio Parrinello/Reuters/Landov hide caption

itoggle caption Antonio Parrinello/Reuters/Landov

Libyan Prime Minister Abdullah al-Thinni arrives for a dinner hosted by President Obama last August in Washington. Thinni heads Libya's internationally recognized government, but due to the fighting among rival factions, he is operating from the eastern city of Bayda, hundreds of miles east of the capital, Tripoli. Susan Walsh/AP hide caption

itoggle caption Susan Walsh/AP

NPR's Morning Edition host Steve Inskeep interviews President Obama on Dec. 17 in the Oval Office, where they discussed U.S. involvement in the Middle East and the world as a whole. Kainaz Amaria/NPR hide caption

itoggle caption Kainaz Amaria/NPR

The 2012 attacks on U.S. facilities in Benghazi, Libya, happened without an intelligence failure, a House panel concludes. A photo from 2013 shows wreckage outside the main gate of the U.S. Consulate in Benghazi. AFP/AFP/Getty Images hide caption

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An Armed Forces of Malta ship carrying rescued migrants arrives at an AFM base in Valletta last October. The number of migrants trying to make their way from the North African coast to European waters has ballooned in recent years. Darrin Zammit Lupi/Reuters/Landov hide caption

itoggle caption Darrin Zammit Lupi/Reuters/Landov

An airplane damaged by shelling at Tripoli International Airport on Saturday. Unidentified warplanes attacked targets in Libya's capital, Tripoli, on Sunday, residents said, hours after forces from the city of Misrata said they had seized the main airport. Reuters/Landov hide caption

itoggle caption Reuters/Landov

In a photo taken on Thursday, smoke rises from a residential area in Tripoli, Libya. Deadly clashes erupted between Islamist fighters and pro-secular militias earlier this month. Hamza Turkia/Xinhua/Landov hide caption

itoggle caption Hamza Turkia/Xinhua/Landov