The Pentagon says the new troops will fire artillery rounds at ISIS fighters in support of the local forces who are trying to take back the ISIS capital, Raqqa.
President Trump's indications that he would consider other solutions to the Mideast conflict besides two states has opened the door to lots of proposals from Israelis and Palestinians.
The attack, which was claimed by the Islamic State, killed at least 30 people and injured dozens more. It took several hours of floor-by-floor fighting to retake the hospital.
The number of wounded civilians and fighters is higher than expected in the battle to force ISIS from the Iraqi city. Care is coming from several sources, including U.S. forces.
The U.S. military has been waging periodic drone strikes against al-Qaida in Yemen for years. A series of airstrikes and a ground raid have intensified the campaign over the past month.
A U.N. commission accuses Russian-backed Syrian forces and rebel factions of war crimes in Aleppo. Civilians "were increasingly left vulnerable to repeated violations by all sides," the report says.