WASHINGTON — Tom and Julie Watson of Odon are pleased to announce the engagement and upcoming marriage of their daughter, Hannah Elizabeth Watson, to Zachary Reed Lyon, son of Dave and Linda Lyon of Darlington. Hannah is a 2010 graduate of North Daviess High School. The future bride will be graduating from Vincennes University in April 2013 with an Associates of Applied Science degree in business management. Zach is a 2009 graduate from North Montgomery High School in Darlington. The future bridegroom has an associate’s degree in conservation law enforcement and will graduate in April 2013 with a Bachelor of Science degree in homeland security from Vincennes University. The couple will exchange vows in a semi-private ceremony in Black Mountain, N.C., on Sept. 14. A reception will be held in their honor in Odon on Sept. 28.