By Ria Novosti
The death toll in a school shooting in western Rio de Janeiro rose to 12 after one student died in a hospital from sustained gun wounds, a local health department said.
The gunman, a 23-year-old former pupil, entered the school at 8:00 a.m. local time (11:00 GMT) on Thursday and opened fire on students using two revolvers. A policeman, who arrived at the scene after hearing gun shots, wounded the attacker in the leg. The assailant then committed suicide by shooting himself in the head.
The Brazililan health department said the list of those killed in the shooting include 10 girls and a boy, all between 12 and 14 years of age.
Eleven more students sustained gun wounds in the attack and are in hospitals of Rio de Janeiro.
Police said it found a letter in which the attacker reportedly explains his motives.
Brazil has announced nationwide mourning. Brazilian President Dilma Rousseff said she was deeply shocked by the tragedy and will attend the funerals of students.