...According to the motion, the defense states that the decision not to give Noor Salman a polygraph was possibly "based on the FBI's desire to implicate Noor Salman, rather than Seddique Mateen in order to avoid scrutiny of its own ineptitude with the latter."

The defense also said Seddique's connection with the FBI played a role in a 2013 investigation into Omar Mateen for allegedly making threats against coworkers.

“Mateen’s father played a significant role in the FBI’s decision not to seek an indictment from the Justice Department for false statements to the FBI or obstruction of justice against Omar Mateen” during its 2013 investigation into his alleged threats," the motion stated.

Seddique Mateen previously made headlines when he attended a rally for Democratic presidential candidate Hillary Clinton less than two months after the Pulse attack. He was positioned directly behind Clinton during her speech in Kissimmee....

The FBI had a decade-long confidential informant relationship with the father of Pulse nightclub shooter Omar Mateen, prosecutors admitted Saturday, 12 days into the trial of his wife.

The undercover relationship with the father, Seddique Mateen, continued even though the bureau was tipped off in 2012 that its informant was himself raising money to plan a terrorist attack on the government of Pakistan.

The father’s status also played a role in the FBI’s decision not to seek prosecution of Omar in 2013 after they investigated him for violent threats, attorneys for the shooter’s wife said. If Omar had gone to prison in that case, the infamous Pulse shooting might have been avoided.

Omar Mateen killed 49 people and injured 68 others at a gay nightclub in Orlando in June 2016.

“Mateen’s father played a significant role in the FBI’s decision not to seek an indictment from the Justice Department for false statements to the FBI or obstruction of justice against Omar Mateen during its 2013 investigation into his alleged threats,” lawyers for his wife, Noor Salman, said in a motion....