Six people were killed in a random shooting in the city's main square, and three bodies were later found at the home of the attacker.

Saudi Arabia, which leads a coalition fighting the Houthis in Yemen, has not commented.

Neither PM Benjamin Netanyahu's bloc nor that of his rival secured a majority in last week's election.

The national mood is low, and faith in politics even lower – with voters deserting the major parties at the polls.

Santiago Peña was ousted due to a banking crisis which left millions of people unable to access their money.

Donald Trump has repeatedly raised the prospect of renewing strikes against Iran's nuclear facilities.