Frontier League soccer postseason action got underway Tuesday.

Click on the picture for highlights from the D Division boys' semifinal with Copenhagen entertaining Alexandria and A Division semifinals pitting Watertown against Carthage and Immaculate Heart against Indian River.   Check out the scores below.   Local Scores   Boys' High School Soccer   Watertown 3 Carthage 0   Indian River 4 IHC 3   Copenhagen 4 Alexandria 2   Lyme 2 Sackets Harbor 1   Thousand Islands 3 Harrisville 2   Malone 1 Salmon River 0     Girls' High School Soccer   South Jefferson 6 South Lewis 0   Lowville 1 Beaver River 0   Heuvelton 5 Hammond 0   Potsdam 1 Malone 0   Gouverneur 3 OFA 0   Massena 4 Norwood-Norfolk 0   Parishville-Hopkinton 3 Brushton-Moira 0   Chateaugay 4 Tupper Lake 0   St. Lawrence Central 3 St. Regis Falls 0   Lisbon 5 Edwards-Knox 1   Canton 4 Salmon River 0     High School Volleyball   Canton 3 Edwards-Knox 1   Potsdam 3 Madrid-Waddington 0   OFA 3 Gouverneur 0     Girls' High School Swimming   Watertown 107 Carthage 79   South Jefferson 98 Indian River 77   Lowville 55 Thousand islands 46   South Lewis 90.5 Beaver River 84.5   St. Lawrence Central 54 Salmon River 34   Canton 123 Gouverneur 43   Massena 96 Edwards-Knox 56