1. CROSS COUNTRY The Lower Peninsula Division 1 No. 2 Ann Arbor Pioneer, LPD2 No. 1 Grand Rapids Christian, LPD3 No. 1 Jackson Lumen Christi and LPD4 No. 3 Johannesburg-Lewiston girls and LPD1 No. 1 Brighton, LPD2 No. 7 Pinckney, LPD3 No. 1 Traverse City St. Francis and LPD4 No. 1 Hillsdale Academy boys won championships at the prestigious Portage Invitational – WWMT | Livingston Daily Press & Argus | Athletic.net

2. CROSS COUNTRY Oxford became the first school to sweep Oakland County championships since 1977; Oxford’s girls are No. 11 in LPD1, and its boys are No. 8 – Oakland Press

3. CROSS COUNTRY The LPD2 No. 4 Goodrich girls and No. 14 Frankenmuth boys claimed Greater Flint Championships titles – Flint Journal | Athletic.net

4. VOLLEYBALL Addison defeated Adrian in three sets to win the Hanover-Horton Invitational, and earned a win over Division 4 No. 8 Battle Creek St. Philip during pool play – Jackson Citizen Patriot

5. CROSS COUNTRY Reed City swept championships at the LeRoy Pine River Cecil R. Burch Invitational; Reed City’s boys are No. 5 in LPD3 – Big Rapids Pioneer | Athletic.net

6. CROSS COUNTRY Midland Dow swept championships at the Saginaw Heritage Invitational – Midland Daily News | Athletic.net

7. VOLLEYBALL Muskegon Oakridge avenged a pool play loss to Grandville Calvin Christian to clinch the Kent City Invitational championship – Local Sports Journal

8. VOLLEYBALL Boyne City went 9-1 on the day to win the Mancelona Invitational – Petoskey News-Review

9. CROSS COUNTRY The Clinton and Hudson girls and Clinton boys were among champions at the Hudson Invitational – Athletic.net

10. VOLLEYBALL Muskegon Catholic Central won the Big Rapids Crossroads Cougars vs. Cancer Tournament – Local Sports Journal