The latest is Han Man-soo, who withdrew his nomination for antitrust chief Monday amid allegations he stashed millions of dollars overseas to avoid taxes.

NPR: South Korean Prez Stumbles In First Month On Job

"I don't know if he's an actor or a con man, " Diddy said of Heejun Han.

CNN: 'American Idol' recap: We're all in the mood for a melody

Mr. Han's neighbors said that while they knew the man, he mostly kept to himself and had lived in the apartment for a few years.

WSJ: Man Dies After Push Onto Track

There, 58-year-old Ki-Suck Han got into "some type of dispute" with another man, who then pushed him into the path of an approaching Q train, the official said.

WSJ: Man Dies After Push Onto Track