Xavier Silas scored 23 points on five 3 - pointers , Shaquille Harrison tallied his second double - double of the season .
Northern Arizona scored a franchise - high 78 points in the first half to beat Long Island 119 - 108 on Tuesday afternoon .
Xavier Silas scored 23 points on five 3 - pointers , Shaquille Harrison tallied his second double - double of the season and Northern Arizona scored a franchise - high 78 points in the first half to beat Long Island 119 - 108 on Tuesday afternoon .