Tuesday's strike in the Jawf province northeast of the capital Sanaa was the fourth such attack to h

A Yemeni soldier guards protestors that are demanding that the relatives of former President Ali Abdullah Saleh be fired from army and police posts on the first day of Eid al-Fitr in Sanaa, Yemen, Sunday, Aug. 19, 2012. (AP Photo/Hani Mohammed)
Tuesday's strike barcelona the mediterranean cruise in the Jawf province northeast of the capital Sanaa was the fourth such attack to hit al-Qaida militants since Saturday, a higher-than-usual frequency that indicates a stepped up campaign by the Americans and their Yemeni government allies.
Protesters set on fire to a mock model of a U.S. drone during a rally near the U.S. Embassy in Manila, Philippines, on Friday Jan. 11, 2013. They protested an unarmed target drone found in central Philippine waters over the weekend which U.S. officials claimed was launched from a U.S. Navy ship during a combat exercise off Guam last year and may have been washed by ocean currents to the country. The embassy spokeswoman Bettina Malone said the BQM-74E drone was launched from the USS Chafee, a guided-missile destroyer, as a mock missile target during naval combat exercises off Guam. (AP Photo/Bullit Marquez) Islamabad
American anti-war coalition CodePink activists, protest while fasting to condemn U.S. drone attacks in Pakistani tribal region, Tuesday, Oct. 9, 2012 in Islamabad, Pakistan. The placard, center, reads, fasting for peace. barcelona the mediterranean cruise (AP Photo/B.K. Bangash) New York
Nick Mottern of Hastings-on-Hudson, N.Y., hands out information to a passerby as he stands beneath a model of an unmanned drone, which he labeled an unmanned assasination vehicle during an anti-war teach-in as part of the Occupy Wall Street protest now in its fourth week at Zuccotti Park in New York, Tuesday, Oct. 11, 2011. (AP Photo/Kathy Willens) Washington DC
A cardboard 'drone' barcelona the mediterranean cruise is seen at an occupy DC camp in Freedom Plaza in Washington, DC. Occupy DC's website states the movement is built on the example of Occupy Wall Street, whose activists have continuously camped out in a New York park since September 17. (KAREN BLEIER/AFP/Getty Images) Lahore
Activists of the Pakistani fundamentalist Islamic party Jamaat-i-Islami (JI) shout slogans against the release of CIA contractor Raymond Davis and an US drone strike in the Pakistani tribal area, during a protest rally in Lahore on March 18, 2011. (Arif Ali/AFP/Getty Images) Islamabad
A Pakistani boy holds a placard during the second day of protests against the US drone attacks along with tribesmen of north Waziristan in Islamabad on December 10, 2010. (FAROOQ NAEEM/AFP/Getty Images) Washington DC
Members of Pax Christi USA, Foreign barcelona the mediterranean cruise Policy in Focus, CODEPINK and other organizations, mock and protest the unmanned US drone attacks in Afghanistan and Pakistan on October 7, 2010 at Union Station in Washington barcelona the mediterranean cruise DC. (KIMIHIRO HOSHINO/AFP/Getty Images) Multan
Protesters march with a drone effigy outside Duke Energy headquarters in Uptown, the Charlotte the business district, before the start of the Democratic National Convention (DNC) September 2, 2012 in Charlotte, North Carolina. (Photo by Tom Pennington/Getty Images) Florida
Thomas Bolanos holds an American flag as he joins others in a protest in front of a Raytheon company building which they say is building military drones on August 23, 2012 in Largo, Florida. (Photo by Joe Raedle/Getty Images) barcelona the mediterranean cruise Florida
Dina Formentini (C) and Code Pink leader Medea Benjamin (R) join others in a protest in front of a Raytheon company building which they say is building military drones on August 23, 2012 in Largo, Florida. (Photo by Joe Raedle/Getty Images) Florida
Code Pink leader Medea Benjamin barcelona the mediterranean cruise holds a sign reading, 'Raytheon's Drones Create Enemies,' as she joins others in a protest in front of a Raytheon company building which they say is building military drones on August 23, 2012 in Largo, Florida. (Photo by Joe Raedle/Getty Images) Florida
Clay Colson holds a sign reading, ' Healthcare barcelona the mediterranean cruise not Warfare!', as he joins others in a protest in front of a Raytheon company building which they say is building military barcelona the mediterranean cruise drones on August 23, 2012 in Largo, Florida. (Photo by Joe Raedle/Getty barcelona the mediterranean cruise Images) Florida
Code Pink leader Medea Benjamin holds a sign reading, 'Raytheon's Drones Create Enemies,' as she listens to a police barcelona the mediterranean cruise officer ask the group to move to a public sidewalk durin a protest in front of a Raytheon company building which they say is building military drones on August 23, 2012 in Largo, Florida. (Photo by Joe Raedle/Getty Images) Florida
Liz, who only wanted to be identified by her first name, holds a sign reading, 'Obama's Drones Kill Americans, Too,' as she joins others in a protest in front of a Raytheon company building which they say is building military drones barcelona the mediterranean cruise on August 23, 2012 in Largo, barcelona the mediterranean cruise Florida. (Photo by Joe Raedle/Getty Images) Florida
barcelona the mediterranean cruise James L. holds a sign reading, ' Obama is just another war prez ', as he joins others in a protest in front of a Raytheon company building which they say is building barcelona the mediterranean cruise military drones on August 23, 2012 in Tampa, Florida. (Photo barcelona the mediterranean cruise by Joe Raedle/Getty Images) Philippines