Briana Danielle Henning and Joshua Paul Sand are engaged to be married June 22, 2013, in Gardnerville.The bride-to-be is the daughter of Chris Henning and Sonya and James Koenig of Gardnerville Briana graduated from Douglas High School in 2006, has obtained a degree from Western Nevada College, and is currently enrolled in the teaching program with Nevada State College. She works as a preschool teacher. The groom-to-be is the son of Paul and LeAnn Sand of Pine River, Minn. Joshua graduated from Pine River-Backus High School in Minnesota in 2003, and obtained an Associate of Arts degree from Central Lakes …