Complex sentence: In 2010, President of the United States Barack Obama nominated Yonkers to be Assistant Secretary of the Air Force (Installations, Environment & Logistics) and he was sworn into office on May 7,2010.
Split into simpler sentences: In 2010, President of the United States Barack Obama nominated Yonkers to be Assistant Secretary of the Air Force (Installations, Environment & Logistics). He was sworn into office on May 7,2010.