TEMPE, Ariz. -- U.S. Army Corps of Engineers South Pacific Division Commander Brig. Gen. Mark Toy speaks with students and faculty members from the School of Sustainable Engineering and Built Environment and the Del E. Webb School of Construction at Arizona State University here April 15. The day featured the signing of a Memorandum of Understanding between SPD, LA District and ASU that emphasizes the importance of science, technology, engineering and mathematics.