US forces staged four air strikes on Islamic State militants in Syria on Tuesday and allies joined in nine strikes on the group in Iraq , the US Central Command said.

In Syria, US attack and fighter aircraft went after targets near the border city of Kobani, destroying a small Islamic State unit and four fighting positions.

US and allied attack, fighter and remotely controlled aircraft again targeted the Mosul Dam area with four strikes taking out a small fighting unit, a fighting position, vehicle and logistics base. Two strikes near Fallujah destroyed a small Islamic State unit and tank.

Other strikes were staged west of Baghdad, near Sinjar and northwest of Haditha.