GIBBS AND FORNELL’S CRUSADE TO FIND THE HEAD OF THE DRUG RING RESPONSIBLE FOR EMILY’S OVERDOSE COMES TO A CLIMAX AND GIBBS AND VANCE LET THE TEAM IN ON A CASE THAT HAS DANGEROUS IMPLICATIONS, ON “NCIS,” AT A SPECIAL TIME, TUESDAY, JAN. 19

“Head of the Snake” – Gibbs and Fornell’s crusade to find the head of the drug ring responsible for Fornell’s daughter Emily’s overdose comes to a climax. Also, Gibbs and Vance finally let the team in on a case that has dangerous implications, on NCIS, at a special time, Tuesday, Jan. 19 (9:00-10:00 PM, ET/PT) on the CBS Television Network.