What is Charles Darwin's major contribution to science? A. He performed an experiment showing how molecular compounds first formed. B. He categorized - 463782
D E C E A S E D. Pedro Hernandez was a Mexican drug dealer responsible for murdering Leroy Jethro Gibbs's first wife Shannon Gibbs and their young daughter Kelly Gibbs which occurred while Gibbs was fighting in Desert Storm in or around 1991 with Gibbs later exacting his own revenge by killing Hernandez.
During the episode Kill Ari (Part 2), NCIS Special Agent Gibbs finds himself cornered by an armed Ari, but Ziva emerges at the last minute and kills Ari with a single gunshot wound to the forehead, similarly to the way Ari had shot Agent Kate Todd in the season 2 finale, Twilight.