A Killing on the ExchangeTV Show

Field and Maitland travel to Dinslow Chemicals after noticing that one of the protesting activists was at a number of companies targeted and suspect he may be a plant. The duo are attacked, but Field is later contacted by the man, Nathaniel Mustard, by phone and arranges to meet him. However, unbeknownst to Field, Mustard is later ambushed in his car by masked men and carted away. Meanwhile, Makepeace's secretary Nina Novotny discovers in one of Makepeace's dictations a recording of a woman accusing him of being a murderer. She contacts Thorne, but finding out who the woman is will be only part of the problem — especially when he discovers that the woman has disappeared.