At least 45 people have killed and dozens more injured at a sports tournament in Paktika province, Afghanistan.
The spokesman for the region said the attack happened at an inter-district volleyball tournament attended by large crowds in Yahyakhail district this afternoon.
There were too many people gathered in the one place to watch the game. Dozens of others are wounded and we have reports that many of them are in critical condition.
Paktika, bordering Pakistan, is one of Afghanistan's most volatile regions where a Taliban-led insurgency is waging an intensifying war against the government in Kabul.
Today's attack is one of the deadliest so far this year at a time when attacks are escalating alongside a contentious election and the inauguration of President Ashraf Ghani in September.
A suicide bomber has killed at least 40 people at a volleyball match in eastern Afghanistan, officials say.
Paktia provincial spokesman Mukhles Afghan said at least 50 more were wounded in the attack in Paktia province, where hundreds had gathered to watch a tournament final.
He said most of the casualties were civilians.
A truck bomb hit a base for foreign forces in Afghanistan's capital Kabul, killing two Afghan security guards, police said.
The Islamist Afghan Taliban, ousted from power by an American-led coalition in 2001, claimed responsibility for the attack at the base on the eastern outskirts of Kabul.
Tuesday's explosion targeted a foreign base in the Pul-e-Charkhi district in eastern Kabul.
A huge explosion was heard in Afghanistan's capital early on Tuesday, Reuters news agency reports.
The cause and extent of casualties, if any, were not immediately known.
The blast rattled windows in the heart of Kabul's diplomatic quarter and sirens were soon heard wailing.
An outspoken Afghan female politician survived a suicide attack on her vehicle this morning but three civilian bystanders were killed, a police spokesman said.
Member of parliament Shukria Barakzai is a women's rights advocate and a close ally of new President Ashraf Ghani.
Hashmat Stanekzai, a spokesman for Kabul's police chief, said Barakzai was slightly wounded in the attack but was in good condition.
He said three civilians were killed and more than 10 were wounded.
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An official has said Taliban insurgents ambushed a convoy of Afghan security forces in a mountainous area of northern Afghanistan on Monday, killing 22 soldiers and police.
The Taliban fighters attacked from the mountains as the convoy was travelling through Laghman Valley in Sar-e-Pul province, Gov. Abdul Jabar Haqbeen said. "Twelve army and police vehicles are totally destroyed," Haqbeen said.
Eight security forces were wounded and seven were taken captive by the insurgents.