Friday

GuamGuam High vs. Father Duenas at Mangilao, 7 p.m. – Panthers continue to seek first win over Friars since 2012 and hand Father Duenas its first defeat in five years. And they’ll still be looking. … Friars 22, Panthers 10.

Saturday

Simon Sanches at Southern, 10 a.m. – First day game of the season and the Sharks will continue to show how much they’ve improved. … Sharks 21, Dolphins 7.Tiyan at John F. Kennedy, 7 p.m. – Another road contest and another defeat for the Titans against the rebounding Islanders. … Islanders 18, Titans 16.