The explosion underlined the mounting political and security vacuum in Sana’a, which came under Houthi control on 21 September shortly before a peace deal was signed between the group and the government.
The health ministry estimated that the attack left at least 47 people dead and 75 wounded, with the death toll likely to rise because a number of survivors are critically injured......" -The Guardian
The explosion moment was captured by a surveillance security camera at a nearby Bank building:
Hadramout:
Video of the scene after the attack: