The United States will join efforts to drop humanitarian aid into the Gaza Strip from the air to deliver badly needed food and supplies to the civilian population, US President Joe Biden announced on Friday. Jordan has been dropping aid into Gaza by air since November, and other countries including France, the United Arab Emirates and Egypt have recently joined those operations as the humanitarian situation in the besieged Palestinian territory has deteriorated. Israel has been continuously bombarding Gaza for months, since the Palestinian militant group Hamas launched unprecedented bloody att…