Back at headquarters, Hetty leaves for Washington, DC, to attend a hearing about her actions in the White Ghost fiasco, while Kensi and Deeks’ relationship turns a corner. At Comic-Con 2016, the newest member of the NCIS cast talks about his new character and relationship with Gibbs. A dangerous warehouse fire puts truck and squad at risk. Tensions rise for Dawson and Casey as Dawson’s father overstays his welcome at…