Markus has a 7-year-old brother, Cayden and
a five-year-old brother Landen.
His maternal grandparents are Mike Geriets
of Heyworth and Darlene Wilkerson of Lincoln. Paternal
grandparents are Mark Koster of Springfield and Mary Turley of
Great-grandparents are Ron and Bess
Newhouse of Florida, Phyllis Turley of Lincoln, Charels and Fern
Turley of Kimberling City, Mo, and Carol Fulk of Springfield