( CNN) Turkey and Russia on Friday disagreed over the events that led to a deadly incident of friendly flame, but agreed to strengthen their military coordination.

Russian fighter jets were performing a combat mission to destroy ISIS militants' positions in northern Syria on Thursday when they mistakenly fired on Turkish troops, according to a statement by the Russian Ministry of Defense. Three Turkish soldiers were killed and 11 others wounded in the airstrike near the city of al-Bab.

The Turkish military had Russian forces with the coordinates of its troops' stances one day before the deadly airstrike, according to a statement on Friday by the Turkish Armed Forces.