But if there is no secondary explosion, then you have an estimate of an analyst to see if he or she feels you have destroyed your target.

CNN: General David Grange: Military strategy in Afghanistan

Luckily for me, there was no secondary vehicle explosion that day.

NPR: Spring a Season of Dread for Troops in Afghanistan

It was when nineteen-year-old Daniel went to rescue a comrade who had been injured by an explosive that Daniel was struck by an explosion from a secondary device.

BBC: Tees - Tributes to a fallen soldier