~450K Palestinians have fled from Rafah over the past week, as Israeli tanks push deeper into the city.
"Ppl face constant exhaustion, hunger & fear," warned UNRWA.
New Israeli op in N Gaza: displaced another 100K ppl.
WH nat. security adviser J Sullivan said on Mon: the US still believed "it'd be a mistake to launch a major MIL op into the heart of Rafah that'd put huge numbers of civilians at risk🚨w/o a clear strategic gain".
