was killed by a stray bullet on August 24, 2008, as he drove home from the University.This tragedy came as a shock to many of us who had worked with Diego over the years, had simply been associated with him in some way, or had just had a chance to know him as a person.Dr. Echeverry earned his bachelor of science in civil engineering from the Universidad de los Andes in 1980.He then came to the United States and completed both a