Two people were injured in a suspected revenge bombing at a government building in China, state media said Saturday, the second such attack attributed to disgruntled locals in recent weeks.

The detained suspect, a man surnamed Liu, allegedly set off the explosion in the northern city of Tianjin on Friday out of "revenge against society," Xinhua news agency reported.

Cambodia has accused Thailand of "deceitful fabrication" after Thai police arrested three men on suspicion of spying near the neighbors’ disputed border.

"The Royal Government of Cambodia wishes to assert that the above fabrication is only a pretext to justify future aggression against Cambodia," said a foreign ministry statement released on Friday.

A series of bombs and explosions killed 20 people in Afghanistan's southern and eastern flashpoints on Saturday, among them at least eight children and four women, government officials said.

In the deadliest attack, a vehicle hit a mine in Arghandab district of the southern province of Kandahar, one of the main battlegrounds in the nearly 10-year Taliban-led insurgency against the Kabul government and NATO troops.

A suicide bomber on Saturday killed three people including the commander of a provincial Afghan police rapid reaction force and wounded 12 others, officials said.

The attacker blew himself up in front of the police unit's base in the eastern province of Khost on Saturday morning, Khost deputy police chief Mohammad Yahqoob Mandozai told Agence France Presse.

An explosion Friday in the home of Somalia's interior minister killed him and a woman suspected of being a bomber as violent demonstrations swept the capital.

Interior Minister Abdishakur Sheik Hassan, who also was minister for national security, died after shrapnel hit his legs and other parts of his body, said Ministry of Information spokesman Abdifatah Abdinur.

Afghan President Hamid Karzai on Friday flew into Pakistan for talks likely to focus on stepping up efforts to broker peace with the Taliban after nearly a decade of conflict in both countries.

He is the first head of state to visit since U.S. Navy SEALs killed Osama bin Laden in the Pakistani city of Abbottabad on May 2, which has heightened calls within the United States for a peace settlement in Afghanistan.

At least 12 Pakistani children were killed and two others wounded when the bus taking them to school plunged into a canal in Kashmir on Friday, police said.

The accident took place near Mirpur town, some 230 kilometers south of Muzaffarabad, the capital of Pakistani-administered Kashmir.

A suicide bomber targeted prayers for a prominent assassinated Afghan police chief on Friday, killing four policemen but another top officer escaped unharmed, officials said.

Eighteen other people were wounded in the attack in Kunduz city, capital of the province of the same name which has become a Taliban bastion in recent years and seen an increase in insurgent assaults.

Suspected Maoist guerrillas, including some female fighters, killed ten Indian policemen during a landmine ambush in the central Indian state of Chhattisgarh, police said Friday.

The overnight attack came less than a day after another Maoist assault in the state killed five other officers in a gunfight when the rebels raided a police camp.

A U.S. jury found a Pakistan-born Chicago man guilty Thursday of plotting an aborted attack on a Danish newspaper and aiding Pakistani terrorists, but cleared him of any role in the 2008 Mumbai siege.

Tahawwur Hussain Rana, 50, faces up to 30 years in jail for helping the banned Pakistan militant group Lashkar-e-Taiba (LeT) plan an attack on a Danish newspaper that sparked outrage by publishing cartoons of the Prophet Mohammed.