Complex sentence: He serves as the director of the White House Office of National Drug Control Policy (ONDCP), serving as acting director after the March 2014 resignation of Gil Kerlikowske, and receiving confirmation from the United States Senate in February 2015.
Split into simpler sentences: He serves as the director of the White House Office of National Drug Control Policy (ONDCP). He was named acting director after the March 2014 resignation of Gil Kerlikowske, and received confirmation from the United States Senate in February 2015.