 Complete the following phrase:  Bell works with properties that have been affected by crime, environmental contamination, construction defects and natural disaster. He has consulted on Nicole Brown Simpsons condominium; the Beverly Hills estate where Charles Mansons followers murdered Sharon Tate and four other people in 1969; the Rancho Santa Fe mansions where the bodies of 39 Heavens Gate cult members were found, the house in Boulder, Colorado, where JonBenét Ramsey was killed; the home of Sandy Hook Elementary School shooter Adam Lanza; and the house of 