Yemen's Houthi rebels announced a maritime ban on Saudi Arabia on Monday, saying the measure was a response to what it described as Riyadh's long-running blockade of Yemen.In a statement, the Houthi military spokesman Yahya Saree accused Saudi Arabia of maintaining an "unjust siege" on Yemen for nearly 12 years through restrictions on ports and airports, arguing that the measures had worsened humanitarian suffering across the country.The group said the maritime ban would take effect immediately and framed the move as a "siege for a siege" response.The Houthis also warned that any further escalation by Saudi Arabia would be met with a broader response, saying their forces were prepared for "all options."This is a developing story ...