INTRO:
U.S. President Biden has spoken to members of a Congressional delegation who've just returned from Israel.
He is on his way there to show solidarity, and to push for more humanitarian support for Palestinians affected by Israeli airstrikes.
There are still scores of hostages being held by Hamas, 10 days since the militant group attacks on Israel.
Caroline Malone reports from Washington
IN: There are still
OUT: Caroline Malone Washington
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