Biden announces air delivery of humanitarian aid to Gaza. US president is under pressure to take steps to alleviate Palestinian suffering in Gaza.

More than 30,000 people - most of them women and children - have already been killed in the Israeli offensive since October. Discontent over the pro-Israel position of the White House, which maintains military assistance to Israel, has already caused an electoral wake-up call for the president in Michigan. The White House maintains that it is doing everything possible to achieve a temporary truce, around six weeks.