The Cost of Doing Business - S1-E22
Factual error: A CH-47D Chinook helicopter is shown on the tarmac with N160BE in large white letters. This is a civilian registration number, not one for a military aircraft. A check with the FAA shows it is registered to Unical Aviation at City of Industry, California. (00:26:00)
The Cost of Doing Business - S1-E22
Character mistake: After they kill their target the dead body above the target moves and looks up and then back down. (00:17:43)
Answer: They should be wearing balaclavas. They do such operations usually on foreign soil.