The father of an 18-year-old Briton killed in Syria has said he would not have informed the police of his son's intention to travel to the country, had he known.
His comments come as a national campaign is launched calling on Muslim women to urge their relatives not to fight in the conflict.
Speaking of his son, Abdullah, Abubaker Deghayes told ITV News: "My son was not going to commit a crime, he was going to help others."
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Police in New York are still investigating what the substance is and whether it could be harmful.
The Sherlock actor made the comment while he received an award for his humanitarian work.