ARCHRIVALS Indahag National High School and Misamis Oriental General Comprehensive High School try to improve before renewing their rivalry in today’s resumption of the 1st Cagayan de Oro Public Schools Basketball Challenge at West City Central School covered court, this city. The Indahag Lady Skyhawks and MOGCHS Lady Cavaliers aim try to stretch their clean slate to 4-0 as they take on separate foes in secondary girls division.