Tracker Season 4 Episode 5, titled Need to Know, aired on CBS on November 1. According to Rotten Tomatoes, the official synopsis of the latest episode reads as follows:“After a military contractor’s wife and daughter are kidnapped, Colter discovers Russell is investigating a related lead. The Shaw brothers join forces to uncover a high-stakes cover-up.”According to TV Insider, the latest episode of Tracker Season 4 marked Russell Shaw's return after the Season 3 finale. The eldest Shaw brother got entangled in a shady deal when he agreed to work for McIntyre, in exchange for keeping a report (connected to Colter's childhood) hidden from his brother. Just when Colter was growing concerned and suspicious of his brother, who was not returning his calls, Russell reached out with a case about one of his military contractor friends.Here is the complete recap.Tracker Season 4 Episode 5 recap: Russell reaches out to Colter View this post on Instagram Instagram PostTracker Season 4 Episode 5 shifted gears as Colter got his new case via Russell (not Randy). It turns out Russell's military contractor friend, Grant Valko, just returned stateside after an overseas assignment, only to discover that his wife and daughter were kidnapped. While Russell would have liked to take the case himself, he was away surfing. Colter clocked it as a lie, but did not confront his brother.Upon reaching Atlanta, Colter learned that Grant was contacted by the kidnappers, who wanted him to retract an already submitted report about a small explosion in a convoy with medical supplies during his last tour. The kidnappers gave him forty-eight hours to retract his report, or else his family would be killed.Russell joined the case in Tracker Season 4 Episode 5A still from Season 4 (Image via Instagram/@trackercbs)Grant revealed that the only other person who knew about the report was his partner Hawthorne, who was not returning his calls. Things took a turn in Tracker Season 4 Episode 5 when Colter's search for the van that kidnapped Grant's family led him to Hawthorne's place. Colter was shocked that Russell was already on the scene, which made him suspicious of his brother's sources. Russell revealed that he reached Hawthorne's house while chasing a lead.The brothers discovered that Grant's report about an ordinary convoy was an inspection of a new proprietary weapon, which malfunctioned. It turns out the company that manufactured the weapon wanted Grant to retract his report. Since it would cost the company billions to delay the weapon while it was fixed, they wanted Grant to retract his report. The company initially tried to bribe Grant and Hawthorne, but it did not work on the former. Hawthorne agreed and retracted his report, but he was thrown to his death.While Russell and Grant took care of the man following the military contractor, Colter tracked down the CEO. In the final moments of Tracker Season 4 Episode 5, Colter held the CEO hostage and pressed him to reveal the location of Grant's family. The trio tracked down the family to a ranch and rescued Grant's wife and daughter after putting up an impressive fight with the bad guys.Reenie was concerned about Russell in Tracker Season 4 Episode 5Reenie was naturally shocked when Randy revealed that Russell was back in town in Tracker Season 4 Episode 5. Ever since the Season 3 finale, when Russell left after leaving word for his brother with Reenie, she was concerned for the eldest Shaw brother. Reenie contacted Russell, and while he promised to explain everything to her, she just wanted to know if he was alright.After wrapping up the case, Russell bid another goodbye to Colter, who was still suspicious about his brother's recent dealings. Russell finally met with Reenie over drinks. But it remains to be seen whether he will reveal the details of his deal with McIntyre to her.You can stream the latest episode on Paramount+.For the latest scoops on your favorite TV shows and movies, follow SoapCentral.