An undated handout picture received from the British Metropolitan Police Service in London on July 3, 2017 shows Haroon Ali Syed, a British teenage Islamist who was jailed for a minimum of 16 years for plotting a bomb attack at an Elton John concert in London on the 9/11 anniversary. (Handout / METROPOLITAN POLICE / AFP )
BRITAIN-ATTACKS-CONCERT
An undated handout picture received from the British Metropolitan Police Service in London on July 3, 2017 shows Haroon Ali Syed, a British teenage Islamist who was jailed for a minimum of 16 years for plotting a bomb attack at an Elton John concert in London on the 9/11 anniversary. (Handout / METROPOLITAN POLICE / AFP )