The Boston Marathon is held annually since 1897 and brings together nearly 500,000 spectators every year. According to the organization, there was no threat. The attack took place in the Patriot's Day holiday in the United States. On April 15, 2013, tragedy struck the United States: an attack during the traditional Boston Marathon. Nearly 30,000 participants were running when near the finish line of the 42 km, two bombs exploded. Three people died and hundreds were injured. The event common to sweat and joy was cruelly erased by blood and tears. Not the first time it ...