Complex sentence: Michael Sessions (born September 22,1987) was elected mayor of Hillsdale, Michigan, a city of about 8,200 people, on November 8,2005 and sworn in on November 21.
Split into simpler sentences: Michael Sessions (born September 22,1987) is the current mayor of Hillsdale, Michigan, a city of about 8,200 people. He was elected on November 8,2005 and sworn in on November 21.