Fire officers walk past the fire-damaged Al-Rahma Islamic Centre in Muswell Hill in London Wednesday. Counter-terrorism officers have been called in amid suspicions that it was a racially motivated attack. Peter Macdiarmid/Getty Images hide caption

itoggle caption Peter Macdiarmid/Getty Images

A Nov. 23, 2010, photo shows Michael Adebolajo (center, in dark T-shirt) with suspected Al-Shabab recruits who were arrested by Kenyan police. Adebolajo, one of the main suspects in the brutal murder of a soldier in London, was discharged from the hospital Tuesday. AFP/AFP/Getty Images hide caption

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As Ian Rigby spoke Friday about his stepson Lee, a British soldier who was murdered on a south London street this week, the young man's widow, Rebecca (right), and his mother, Lyn, reached out. Dave Thompson /Reuters /Landov hide caption

itoggle caption Dave Thompson /Reuters /Landov