Original sentence: In late November 2018, a news story which attracted national attention reported that the FBI classified the Proud Boys as an extremist group with ties to white nationalism; however, two weeks later, an FBI official denied that it was their intent to classify the entire group in this manner, and ascribed the mistake to a misunderstanding
Edited sentence: In late November 2018, a news story which attracted national attention reported that the FBI classified the Proud Boys as an extremist group with ties to white nationalism; however, two weeks later, an FBI official denied that it was their intent to classify the group in this manner, and ascribed the mistake to a misunderstanding