Trump's envoys have sent a 15-point ceasefire plan to Iran via Pakistan. But Tehran has its own conditions.
The latest war powers resolution in the US Senate to end US attacks on Iran has failed in a 47-53 vote.
UN human rights chief Volker Turk says the war on Iran is spreading across the region, with civilians bearing the brunt.
Iranian officials continue to deny any peace talks, amid reports the US sent the country a ceasefire proposal.
Iran, Israel, the Gulf faced new missiles and drones. The US has signalled military escalation and openness to a deal.
The US is expected to deploy up to 3,000 troops from the 82nd Airborne Division to the Middle East.
The verdict marks the first time a US state has successfully sued the social media giant over child safety issues.
Critics say Trump's claim of negotiations is a tactic to calm the market, but could the Iranians be ready to talk?