Connaughton put in 18 points, grabbed six rebounds and dished off five assists while Cooley supplied 14 points and eight boards as the Fighting Irish (10-1) racked up their eighth straight win.
Scott Martin chipped in with 13 points and seven rebounds for Notre Dame.
The Mastodons (5-7) got 11 points each from Luis Jacobo and Joe Edwards in the loss.
Attkisson leaves CBS News, reportedly over network's 'liberal bias'
Duggar sisters unveil Christian dating rules in new book