These cave systems form in carbonate rock, often on islands.

VOA: special.2010.11.10

Mudd suspects that increased pressure on the Pakistani Taliban in the form of US drone attacks could have prompted militants to directly target the US.

VOA: standard.2010.05.18

he and his six-man band are in peak form on their new album,"Bingo!"

VOA: standard.2010.06.27

LeMieux also complains the Democrats plan has new taxes on health insurance providers which he says would be passed on to consumers in the form of higher premiums.

VOA: standard.2009.10.10

Ngoga Gateretse, Senior Advisor to the African Union Special Envoy for Somalia, called the situation in Mogadishu grave and said al-Shabaab is trying to force an extreme form of Islam on the Somali people, "This is completely new and shocking to the majority of the Somalis.

VOA: standard.2009.06.26