How did the relations between these two Asian nations become so bad and what's at stake in this rapidly worsening conflict?
India and Pakistan both said they shot down each other's fighter jets on Wednesday,a day after Indian warplanes struck inside Pakistan for the first time since a 1971 war.
Several airlines have suspended flights to Pakistan on Wednesday after the South Asian nation closed its air space following heightened tensions with neighbouring India.
Imran Khan's government promises a"befitting"response to an Indian airstrike after the country launched the first such raids against its neighbour in decades.
An Indian government source saying 300 militants had been killed,but Pakistan has denied there had been any casualties.
The IOC said the refusal of visas for competitors went against the principles of the Olympic charter relating to discrimination and political interference from the host country.
Mohammed Bin Salman arrives in China in the middle of a multi-country swing through Asia designed to polish his image abroad.
Pakistani Prime Minister Imran Khan has asked the United Nations to intervene in a rapidly escalating dispute with India.
The attack in which 40 Indian soldiers died last week has escalated the potential for conflict between nuclear-armed India and Pakistan.
Pakistan is in the grip of a debt crisis and is seeking a $US12 billion bailout from the International Monetary Fund but has yet to agree to tough conditions.
A suicide bomber rammed a car into a bus carrying Indian paramilitary police in Kashmir,the deadliest attack in decades in the disputed region.