Several killed in attack on security HQ in Chad

"Several people have been killed in an attack on the headquarters of Chad's National Security Agency, the government says.
"The situation is now completely under control," the government said.
It said members of the Socialist Party Without Borders (PSF) have been arrested and will be prosecuted.
The attack in the capital, N'Djamena, came hours after the announcement that Chad will hold the presidential election on 6 May." MS