US President Donald Trump has promised a "forceful" response to the alleged chemical attack in Syria, as Western leaders consider what action to take. "We have a lot of options militarily," he told reporters. He added that a response would be decided "shortly". Mr Trump said the US was getting some "good clarity" on who was responsible for the incident in Douma on Saturday. Medical sources say dozens were killed in the alleged attack but exact numbers are impossible to verify. Mr Trump also discussed the incident with French President Emmanuel Macron late on Monday, and both leaders expressed a...