Families of British 9/11 victims have marked the 25th anniversary of the terror attacks. Crowds gathered in London near a memorial sculpture of the Twin Towers ruins.

The Prime Minister said the UK and US ‘stand together in memory of those we lost, and in defence of the values we cherish’

The anniversary will be commemorated on Friday with ceremonies featuring the reading of victims’ names, moments of silence, wreath-laying, flag displays and vigils at major…