Obama said the coalition could send a message that "the world is united."
Rep. Barbara Lee, a staunch anti-war Democrat, said she is "gravely concerned."
Sen. Bill Nelson said Arab nations should "absolutely" pitch in financially.
The U.S. hit both ISIS and al Qaeda-affiliated militants in Syria on Monday night.
Eric Holder hailed it as a victory for trying terror suspects in civilian courts.
Lawmakers are worried that terrorists with Western passports will re-enter U.S.
Rouhani said the strikes took place without U.N. or Syrian authorization.
The Democratic senator has pushed for Obama to seek authorization.
“We did not seek the regime’s permission," a senior administration official said.
Supporters of the “Warthog” say the Pentagon should not scrap it.
“I don’t have an estimate on that,” says White House press secretary Josh Earnest.
“These are two separate matters that will be resolved separately,” Josh Earnest said.
Rep. Randy Weber (R-Texas) said he was spurred to offer the measure after finding that the...
“If we’re going to engage this mission we got to do it right or not do it," he said.
Officials described Monday night's strikes as successful.
The Pentagon should improve its cost estimates, the GAO said.
The F-22s took part in the second of three waves of bombings by U.S. and allied aircraft.
House Republicans say the agency's poor handling of the project is costing time and money.
"We're going to do what's necessary to take the fight to this terrorist group," Obama said.
The U.S. is also planning to destroy its stockpiles of anti-personnel landmines.
Airstrikes also hit a separate terror group, Khorasan.
It is possible the three men were trying to seek asylum north of the border.
Rep. Randy Forbes called a nuclear Iran "the most threatening thing to world peace today."
The 122nd Fighter Wing will send 303 airmen, according to local reports.