Blank rounds and 15-second gray zone: What exactly happens in firing squad executions as livestream controversy rages

FORT HOOD mass shooter Nidal Hasan could be strapped to a chair with a target pinned over his heart before a military firing squad takes aim in his historic execution.The paralyzed gunman, who killed 13 people in the 2009 massacre, is due to die on December 3 in what could be the first ever livestreamed execution and the first US military execution in more than 65 years.