Scotland Yard: 'Significant Arrests Overnight'

UK police give more details about attacker. Also: Cricket and Rwandan reconciliation; What makes London a great city?

(Photo: Mayor of London Sadiq Khan, Home Secretary Amber Rudd MP and acting Commissioner of the Metropolitan Police Craig Mackey stand in silence during a candlelit vigil at Trafalgar Square on March 23, 2017 in London. Credit: Carl Court/Getty Images)