claim: The 2003 NCAA Division I Men's Basketball Tournament involved 100 schools.
evidence: Nawahi is a crater on Mercury .. crater. Impact crater. Mercury. Mercury ( planet ). Nawahi crater is located within the large Caloris impact basin .. crater. Impact crater. The unusual dark material creating a halo around Nawahi makes this crater of special interest , as the dark material likely represents rocks with a different chemical and mineralogical composition than those of the neighboring surface .. crater. Impact crater. The crater is named after Hawaiian patriot and painter Joseph Nawahi .. crater. Impact crater. Joseph Nawahi. Joseph Nawahi