Story highlights Turkish forces have reportedly detained 851 people across the country since Friday

No one has been arrested in connection with the blast Sunday in southern Turkey

Turkey recently launched simultaneous attacks on ISIS and Kurdistan Worker's Party targets

Istanbul (CNN) A car bomb exploded Sunday in southern Turkey, killing two security officers and wounding four other people, officials said.

The attack was launched when a vehicle carrying security personnel was ambushed on its way to an emergency call, the Diyarbakir provincial office said.

Diyarbakir is a province in southeastern Turkey, a heavily Kurdish area, and is home to the city of the same name.

No one has been arrested in connection with the explosion, officials said

The bombing comes as Turkey grapples with a wave of violence near its southern border with Syria and is ramping up its effort to fight terrorists.

Read More