"We don't think deadlines are helpful," Kimmitt said Tuesday.
The fighting erupted as a two-day extension to a cease-fire ended. Earlier in the day, U.S. aircraft dropped leaflets in the city of 200,000 people, calling on insurgents to surrender.
"Surrender, you are surrounded," the leaflets said. "If you are a terrorist, beware, because your last day was yesterday. In order to spare your life end your actions and surrender to coalition forces now. We are coming to arrest you."
Jayson Keyser/AP/Yahoo/Guardian UK Apr.27.04