A German police task force had investigated the platform, its administrators and users for months, leading to the arrest of four men.
Alexander Treisman, 19, looked up information on former Vice President Joe Biden's home address, state gun laws, rifle parts and more.
The Navarro College Bulldogs cheer team coach called the child pornography charges against Harris "shocking" and "unexpected."
The FBI reportedly had been investigating whether the Netflix star solicited sexually explicit photos and sex from minors.
Phillip Todd Wilson, 54, faces 17 charges of child pornography possession and distribution.
The 23-year-old man accused of running the site, as well as hundreds of suspected users, have been arrested, U.S., British and South Korean officials said.
Pennsylvania state Sen. Mike Folmer (R) admitted to police "that he had received child pornography through his Tumblr blog,” according to prosecutors.
Pennsylvania state Sen. Mike Folmer admitted "he had received child pornography through his Tumblr blog.”
A case in Maryland illustrates how states are struggling to keep up with the changing realities of teenage behavior.
The former USA Gymnastics team doctor argues that punishments for his federal child pornography conviction violate constitutional protections.