MISSION VIEJO — After starting the season with two victories in their first 11 games, the Mission Viejo girls flag football team didn’t look like a team that was headed for the CIF-SS playoffs. Then the Diablos went on a roll, hung tough against high-caliber Alpha League opponents and earned an at-large spot in Division 3 of the playoffs. After winning its first three playoff games, Mission Viejo’s season ended Saturday, when Roosevelt came away with a 13-12 overtime victory over the...