An explosion is seen during a live-fire display at a conference held by the Israeli Defense Force (IDF) on the use of fire support from both the ground and the air in a complex combat environment, at the Shivta Field Artillery School in southern Israel. (Reuters)

Orthodox priests walk in a religious procession to mark the Day of St. Cyril and Methodius, founders of the Cyrillic alphabet, at the Cathedral Square in the Kremlin in Moscow, Russia. (AP)

Kuwaiti men attend a parliament session requested by opposition MPs to grill Kuwaiti Finance Minister Mustafa al-Shamali over alleged financial and administrative irregularities in Kuwait City. (AFP)

Deputies of the Ukrainian opposition and the pro-presidential factions scuffle during a session in the parliament in Kyiv. Opposition deputies brought proceedings to a halt inside the parliament when they staged an action against the bill about the basics of the language policy.

A police officer and a dog stand guard near packages of marijuana seized in Cali, Colombia. (Reuters)

The Solar Impulse aircraft is being pulled out of the hangar for takeoff at Payerne airport, Switzerland. The Solar Impulse HB-SIA prototype aircraft, which has 12,000 solar cells built into its 64.3 meters (193 feet) wings, attempted its first intercontinental flight from Payerne to Rabat in Morocco with a few days for a technical stop and a change of pilot in Madrid. This flight will act as a final rehearsal for the 2014 round-the-world flight. (Reuters)

Yemeni officers and soldiers carry coffins of soldiers who were killed in a suicide bomb attack at a parade square during their funeral procession in Sana'a. (AP/Yemen Defense Ministry)

The lower bow section of the nuclear powered aircraft carrier, the Gerald R. Ford, is lowered into position at Newport News Shipbuilding in Newport News, Virginia. (AP)

Female Egyptian voters stand in line to cast their vote in Cairo. (AP)

A California Fire aircraft drops flame retardant on the Topaz Ranch Estates Fire in Wellington, Nevada, May 23, 2012. (Reuters)

The Museum of Contemporary Art is lit with an electronic canvas during a media call one day before the start of the Vivid Festival in Sydney, Australia. (Reuters)

From left, actors Matthew McConaughey, Nicole Kidman and Zac Efron during a photo call for The Paperboy at the 65th international film festival, in Cannes, southern France. (AP)