Much depended on the experience and steadiness under fire of the bomb aimer.

ECONOMIST: Thomas Ferebee | The

The family of a man set on fire in a petrol bomb attack in Londonderry have said they fear he will not recover from his injuries.

BBC: Derry petrol bomb attack victim's family 'devastated'

Ankara has tried not to escalate tensions over the past year in response to events that have included the deaths of Turkish citizens in cross-border artillery fire, a car bomb in February that killed 14 people on the border and the shooting down of a Turkish jet by Syrian antiaircraft guns.

WSJ: Turkey Blames Syria for Bombing

The military has begun to grapple with the mental and emotional strains endured by personnel who may never come face to face with a Taliban insurgent, never dodge a roadside bomb or take fire, but who nevertheless may be responsible for taking human lives or putting their colleagues in mortal danger.

NPR: AP IMPACT: Combat Stress Felt Far From Front Lines

Bomb disposal experts and the fire service were also involved in the operation.

BBC: Terrorism arrests after 'suspect items' found in Torquay

One was a 1.8-metric ton British air bomb that could have wiped out the city center, according to the local fire brigade.

CNN: Experts defuse unexploded WWII bomb in central Berlin

Macmillan realised that if the American Congress knew that the fire had been the result of reckless decisions taken to try to produce the-H bomb, they might veto Macmillan and Eisenhower's plans.

BBC: Windscale piles (NDA)

Federal and local investigators -- including bomb technicians -- searched an apartment in nearby Revere, the city's fire department posted on Facebook early Tuesday.

CNN: SHARE THIS

Authorities announced the criminal investigation last Friday, the same day investigators said a paramedic who responded to the fire was arrested on suspicion of possession of a destructive device after investigators allegedly found materials to make a pipe bomb at his home.

CNN: Cause of catastrophic Texas explosions remains mystery