A cloud of volcanic ash shoots up to the sky as Mayon volcano, one of the Philippines' most active volcanoes, erupts after daybreak, viewed from Legazpi in Albay province in the central Philippines, Tuesday, May 7, 2013. At least five climbers were killed and more than a dozen others are trapped near the crater in its first eruption in three years, officials said. Rescue teams and helicopters were sent to Mayon volcano to bring out the dead.Allan Imperial/The Associated Press