Complex sentence: He was quickly promoted to DCO Team Leader for North Africa in total, 6 athletes tested positive for banned performance-enhancing drugs with suspensions ranging from 2 years to one who received a lifetime suspension.
Split into simpler sentences: He was quickly promoted to DCO Team Leader for North Africa. In total, 6 athletes tested positive for banned performance-enhancing drugs with suspensions ranging from 2 years to one who received a lifetime suspension.