Complex sentence: In early 1996, "Spencer" responded to the downed Alas Nacionales plane crash off the coastal waters of the Dominican Republic in which 188 people lost their lives on April 22,1997 "Spencer" seized 3905 pounds of cocaine off the coast of Honduras.
Split into simpler sentences: In early 1996, "Spencer" responded to the downed Alas Nacionales plane crash off the coastal waters of the Dominican Republic in which 188 people lost their lives. On April 22,1997, "Spencer" seized 3905 pounds of cocaine off the coast of Honduras.