A 20-year-old man has been arrested after police said a "terrorist threat" was made toward Riverside High School

A 20-year-old Milwaukee man has been arrested in connection with "terrorist threats" made toward Riverside High School, police said early Wednesday.

The man is accused of using social media to make the threat. He was arrested at his home overnight.

Milwaukee police had said late Tuesday night that they had been made aware of a shooting threat at Riverside and were taking it seriously.

Classes at Riverside will be held as normal today, Milwaukee Public Schools announced.