Sports briefs: Tiburon Peninsula wins, stays in first place

The Tiburon Peninsula Little League 12s All-Stars moved into sole possession of first place following a 6-3 win against Twin Cities on Sunday.

Tiburon Peninsula (5-1) moves a half-game ahead of idle West Marin (4-1) in the round robin standings. Tiburon Peninsula defeated West Marin head-to-head on Wednesday but is finished in round-robin play. West Marin finishes up with a game against Mill Valley (3-2) on Monday. The quarterfinals are set for Thursday.

Other results Sunday were Novato South (4-2) picking up a 22-9 win against San Francisco National, Mill Valley beating Gallinas Valley 8-0, Novato North over San Rafael 13-0, and Ross Valley over San Francisco American 7-4.

• Mill Valley (5-0) remained unbeaten in the 11s division following a 6-0 win against Twin Cities. West Marin (3-2) pulled out a 3-2 victory against Tiburon Peninsula (4-2). Other results saw Novato south top Ross Valley 13-8 and Novato North defeat Gallinas Valley 4-2. Round-robin play concludes Monday with the semifinals set for Thursday.
• Twin Cities (6-0) continued its unbeaten run through the 9-10s division with a 22-2 victory against Gallinas Valley. Novato North (5-1) defeated West Marin 11-1. Idle Novato South is also 5-1. Other results saw Mill Valley get past Tiburon Peninsula 8-1 and San Rafael defeat Ross Valley 6-3. The final day of round-robin play is Thursday with the semifinals set for Saturday.