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    Moment Blast Shook Manchester Arena Caught on Camera

    00:33
  • Defying Fear, Mom and Daughter Return to Ariana Grande Benefit Concert

    04:18
  • After London attack, Ariana Grande’s Manchester benefit concert will go on

    01:45
  • Prince William visits Manchester in wake of deadly suicide bombing

    00:27
  • Thousands Take Part in Manchester Run Less Than a Week After Attack

    01:41
  • Manchester Hosts Race And Honors Victims of Bombing

    00:39
  • Security Forces Blanket London on First Weekend after Manchester Attack

    01:45
  • British government lowers threat level after another police raid

    02:33
  • Manchester Bombing: New Arrests in UK Terror Probe

    01:37
  • Manchester Arena Bomber Filmed Taking out Trash

    00:49
  • 'ISIS Worships Death:' Tillerson Expresses Condolences, Outrage at Manchester Attack

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  • Manchester bombing: Manhunt intensifies amid overnight raids

    02:05
  • Manchester Attack: Police Manhunt Continues for Accomplices

    02:04
  • 'Don't Look Back in Anger': Manchester Vigil Unites in Song

    00:44
  • Trump: Intel Leaks on Manchester Investigation ‘Deeply Troubling’

    00:59
  • A Mourning Manchester Remembers Suicide Bombing Victims

    02:00
  • Manchester Attack: Father and Brothers of Suspected Bomber Arrested

    02:21
  • ‘Simply a Beautiful Little Girl’: School Principal Pays Tribute to Saffie Roussos

    01:13
  • Trump Further Addresses Manchester Terror Attack: ‘We Will Win this Fight’

    00:39
  • U.K. Police Investigating Terrorist Network, Not Lone Wolf

    00:43

In wake of Manchester bombing, are you safe at concerts?

02:58

The deadly bombing attack at an Ariana Grande concert in Manchester, England, highlights how difficult it can be to prevent attacks at “soft targets” like arenas. At the Verizon Center in Washington, D.C., NBC’s Tom Costello explains the challenges and says the watchword for the public remains: “If you see something, say something.”