Two-year-old twins joined at the head have undergone successful surgery at a British hospital to separate their skulls, brains and blood vessels, doctors said on Tuesday.

Pakistan reopened its airspace to international civil aviation on Tuesday after months of restrictions imposed because of clashes with India, which forced long detours that cost airlines millions of dollars.

Pakistan's central bank raised its main policy rate by 100 basis points on Tuesday to 13.25%, citing increased inflationary pressures and a likely near-term rise in prices from higher utility costs.

Floods in northeast India worsened on Tuesday with incessant rain swelling already raging rivers, inundating villages and a rhinoceros sanctuary as 1,000 soldiers were deployed to rescue people fleeing the rising waters.

Floods have forced more than four million people from their homes across India, Nepal and Bangladesh and killed more than 100 people as torrential rains in the initial days of monsoons wreaked havoc.

Pearl Divers, a diving school on one of Sri Lanka's most popular southern beaches, shut shop for two months after suicide bombers attacked churches and hotels on the island on Easter Sunday, killing about 250 people. It had no customers as tourists cancelled holidays, and its manager Nuwan Harshana says he took two months leave and a pay cut.

At least 11 pilgrims including seven children were killed and on Monday when their vehicle set off a landmine in southern Afghanistan, local government and health officials said.

A private radio station in Afghanistan has shut down after numerous threats from a suspected Taliban commander who objected to women working as presenters, officials at the radio station said on Monday.

Pakistan's polio eradication campaign has hit serious problems with an alarming spike in reported cases that has raised doubts over the quality of vaccination reporting and prompted officials to review their approach to stopping the crippling disease.

A U.S. Army soldier killed in Afghanistan was identified on Sunday as decorated special forces company Sergeant Major James G. "Ryan" Sartor of Teague, Texas, the Department of Defense (DOD) said in a release.