Singer arrested in the Hamptons for driving while intoxicated.
Arrest occurred in Long Island, New York, Sag Harbor Police.
Timberlake remains in police custody as of Tuesday morning.
Police statement on Timberlake's arrest expected later today.
PEOPLE reached out to Timberlake's representative for comment.
Source: Timberlake arrested after dinner at American Hotel.
Timberlake's tour continues with next shows in Chicago and NYC.
Timberlake to be arraigned in about an hour, source says.