Shayne Coplan, CEO of the online betting site Polymarket, had his home raided by federal authorities. NBC News' Valerie Castro reports on the criminal investigation into the election betting platform.

The investigation, in part, involves whether Polymarket violated a prior settlement with the government by allowing American-based users access to its platform.

Polymarket CEO Shayne Coplan has reportedly had his phone and personal property seized by FBI agents in New York, spurring allegations that it was politically motivated.