Powerful explosions heard in Yemen’s capital, Sanaa

Powerful explosions have been heard in Yemen’s capital, Sanaa, which is held by the Houthis, as Al Jazeera reports.

There are still no details on the cause of the explosions or on possible casualties.

The incident comes on a day of escalation in Yemen, with fierce fighting around Taiz and mutual attacks between government forces and the Houthis on several fronts.