Alan and Leslie Hupper announce the engagement of their son, Travis Crockett, to Karina Arnold, daughter of David and Katie Arnold, of New London, N.H. Arnold is a 2009 graduate of Rivier College in Nashua, N.H., with a degree in communications with a specialization in advertising and public relations. She is employed at United Rentals in Hooksett, N.H. Crockett, who is also the son of the late Ronald Crockett, is a 2007 graduate of Georges Valley High School.