REAL-LIFE HEROES THU 29 APR, 9PM, BBC2

Anita Rani presents this absorbing series about ordinary people caught up in catastrophic events, starting with Karl – who was on the London Underground during the July 2007 bombings, and Emina – who was evacuated from Sarajevo during the Civil War. As well as telling their personal stories, Rani also helps Karl and Emina track down the people who helped them during the most traumatic times of their lives.