Soldiers guard the site of a shooting at a night club in the city of Guadalajara, state of Jalisco, western Mexico, on late March 31, 2013. According to the local press reports, on Sunday night a group of armed men shot employees and customers and threw a grenade at a night club. A similar attack occurred a few minutes later in another night club a few blocks away from the first one and was conducted by the same criminal group. Four people died and 29 others were injured in both shootings, said local press. (Xinhua/Xolo)

Forensic staff from Jalisco's General Attorney inspect the site of a shooting at a night club, in the city of Guadalajara, state of Jalisco, western Mexico, on late March 31, 2013. According to the local press reports, on Sunday night a group of armed men shot employees and customers and threw a grenade at a night club. A similar attack occurred a few minutes later in another night club a few blocks away from the first one and was conducted by the same criminal group. Four people died and 29 others were injured in both shootings, said local press. (Xinhua/Xolo)