RIAZ KHAN

Rescuers were struggling to reach quake-stricken regions in Pakistan and Afghanistan on Tuesday as officials said the combined death toll from the previous day's earthquake rose to 339.

A man wearing an Afghan security force uniform opened fire inside a base in southern Afghanistan, killing two U.S. soldiers in what appeared to be the latest so-called "insider attack" to target foreign troops or contractors in the country.

Two men wearing Afghan security force uniforms opened fire Wednesday inside a military base in southern Afghanistan, killing two NATO service members before being shot dead themselves, the international force said.

In the deadliest slaughter of innocents in Pakistan in years, Taliban gunmen attacked a military-run school Tuesday and killed 141 people — almost all of them students — before government troops ended the siege.