News brief: Big stories of the day

Gibraltar rejects US demand to seize Iranian oil tanker

Gibraltar on Sunday rejected a US demand to seize an Iranian oil tanker at the centre of a diplomatic dispute as it prepared to leave the British overseas territory after weeks of detention.

Afghanistan: Islamic state claims responsibility for wedding suicide attack in Kabul

The Islamic State group on Sunday claimed responsibility for a suicide attack on a wedding in Kabul which Afghan authorities said killed at least 63 people.

Russia says no plans to install new missiles unless US deploys them

Russia will not deploy new missiles as long as the United States shows similar restraint in Europe and Asia, Russian defence minister Sergei Shoigu said on Sunday, after Washington's withdrawal from a Soviet-era arms pact.

Presence of US and UK in Gulf brings insecurity: Iran Revolutionary Guards navy chief

The presence of America and Britain in the Gulf region brings insecurity, the head of the Iranian Revolutionary Guards navy, Alireza Tangsiri, was reported as saying by the ILNA news agency.

Chinese near Hong Kong border say paramilitary presence is 'just in case'

People in the city of Shenzhen, which borders Hong Kong, said on Sunday (August 18) that they thought China's paramilitary presence in a stadium there would only be called as a last resort.