Explosion heard in Saudi Arabia's capital

A huge explosion was heard in Saudi Arabia's capital of Riyadh on Tuesday, reported Xinhua, quoting Al Arabiya TV.

Videos on social media showed a missile being intercepted and then smoke above Riyadh, the reported said.

The cause of the blast has not yet been confirmed.

On Saturday, the Saudi-led coalition involved in a war in Yemen destroyed an air target launched towards Riyadh.

The attacks were part of a series of missile and drone attacks that targeted various areas in Saudi Arabia, mainly border cities. Most of these attacks were foiled before reaching their targets.