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13 Episodes 2008 - 2008
Episode 1
Sun, Mar 2, 2008 60 mins
Season 4 premieres. Bob is put into a coma to protect him from infection; a drug-resistant strain of tuberculosis is probed by Carlos and David; a farming community accumulates serious injuries after the locals suddenly stop feeling pain.
Episode 2
Sun, Mar 9, 2008 60 mins
David seeks Carlos in Mexico; Rachel and Mayko's investigation yields a lead; Bob is revived from the coma and remembers little about what transpired in Roth's lab.
Episode 3
Sun, Mar 16, 2008 60 mins
An accident imperils Wes after he comes in contact with a needle tainted by a genetically engineered strain of hepatitis C.
Episode 4
Sun, Mar 23, 2008 60 mins
Wes requests an injection of an experimental drug to ward off hepatitis C; memories of his time in Roth's lab continue to haunt Bob; a contagious disease menaces a small town.
Episode 5
Sun, Mar 30, 2008 60 mins
Wes quits the team to seek HCV treatment in Stockholm; a city councillor blames Muslim extremists for poisoning his daughter; a smallpox victim needs the help of the FDA.
Episode 6
Sun, Apr 6, 2008 60 mins
Cyclists are hospitalized in Quebec as the result of a mysterious outbreak; Bob begins a controversial treatment to resolve his brain infection.
Episode 7
Sun, Apr 13, 2008 60 mins
A seizure jogs Bob's memory about a girl named Nina; a pharmaceutical company is scrutinized concerning a deadly side effect; David tries to find a replacement for Wes.
Episode 8
Sun, Apr 20, 2008 60 mins
Bob makes a gruesome find that could impact Nina; crows wage attacks on military airports, prompting an investigation.
Episode 9
Sun, Apr 27, 2008 60 mins
Terrorists take over the lab and force the team to create materials for use in chemical-warfare munitions.
Episode 10
Sun, May 4, 2008 60 mins
David hires Enuka in a violation of protocol; scientists continue to seek a way to neutralize Nina; parents of a sick child reach out to Mayko.
Episode 11
Sun, May 11, 2008 60 mins
A young boy's murder probe links the victim to an extinct prehistoric cat; plans to treat Nina are derailed by a dramatic development.
Episode 12
Sun, May 18, 2008 60 mins
Carlos finds an atrocity while investigating an outbreak in Moldova; David discovers the scope of Roth's plan and its impact on world leaders.
Episode 13
Sun, May 25, 2008 60 mins
The issue of human cloning is confronted by David.