NR-1 Sinkhole NR-1 Sinkhole The NR-1 Sinkhole is a giant underwater sinkhole located in the Straits of Florida southwest of Key West, Florida. It is found at an approximate depth of of water at the foot of the Pourtales Escarpment, an area of Quaternary sediment. It was discovered in October 1994 during a survey conducted by the American submarine NR-1, a U.S. Navy nuclear research submarine, and is named for the submarine. It was first identified via side-scan sonar and near-bottom echo sounder data, prompting a second survey in May 1995 to confirm the finding. Discovery of the NR-1 Sinkhole prompted scientific
A Man Walks Into a Bar... A Man Walks Into a Bar... "A Man Walks Into a Bar..." is the 14th episode in the eighth season, and the 176th overall episode, of the American crime drama television series "NCIS". It first aired on CBS in the United States on February 8, 2011. The episode is written by Gary Glasberg and directed by James Whitmore, Jr., and was seen by 20.35 million viewers. In the episode, a naval commander is found dead in his rack aboard ship, apparently murdered. The NCIS team investigates while having to deal with mandatory psychological evaluations conducted by Dr. Rachel Cranston, who