The crowded tram was travelling in the centre of Milan at rush hour when it appeared to crash into the side of a building.

The latest attacks by Pakistan follow months of clashes between the two countries. despite agreeing to a fragile ceasefire in October.

Bombings by Pakistan are the most significant development in tensions between the two neighbours - though the physical impact remains unclear.

Will a worsening internal crisis create the conditions for the Cuban Revolution to unravel from within?

President Trump said he was not happy with Iran's stance, but had not yet decided whether to attack.

Sweden's prime minister said it was a serious but not unexpected incident - and a "Russian way of acting that we recognise from other places".