An Illinois attorney general’s office investigation released Tuesday found that 451 Catholic clergy sexually abused nearly 2,000 children in the state over a nearly 70-year period, which was more than four times the 103 individuals the church named when the state began its review in 2018.Attorney General Kwame Raoul said at a news conference that investigators found that Catholic clergy abused 1,997 children in Illinois between 1950 and 2019, though he acknowledged that the statute of limitations has expired in many cases …