Democrats in the US have mostly joined Republicans in backing Friday's military action against a Syrian airbase. But many on Capitol Hill are now demanding that President Donald Trump spell out a broader strategy for dealing with the conflict. Al Jazeera’s Kimberly Halkett reports from Washington. Subscribe to our channel: http://aje.io/AJSubscribe Follow us on Twitter: / ajenglish Find us on Facebook: / aljazeera Check our website: http://www.aljazeera.com/