Megan Guarnier may have an insurmountable lead as the Amgen Tour of California heads to the final stage after finishing fourth in the peloton and growing her lead over Kristin Armstrong to 15 seconds after she finished 20th. Also finishing in the peloton were Coryn Rivera (2nd), Brianna Walle (5th), Heather Fischer (7th), Chloe Dygert (8th), Lauren Stephens (9th), Emma White (12th), Tayler Wiles (14th), Nina Laughlin (15th), Scotti Lechuga (16th), Evelyn Stevens (17th), Leah Thomas (18th), Katie Hall (19th), Amber Neben (26th), Kathryn Donovan (28th), Mara Abbott (30th), and Ruth Winder (31st). Stevens in third, 25 seconds back, Rivera is fifth, 44 seconds back, Thomas is sixth, 47 seconds back, Hall is seventh, 52 seconds back, and Dygert is eighth, 56 seconds back. Two other Americans, Stephens in 11th, 1:22 back, and Walle in 14th, 1:35 back, round out the American contingent in the top 15. Abbott in 16th, Wiles in 21st, Lechuga in 22nd, Donovan in 23rd, and Neben in 25th make it 14 Americans in the top 25.

Things wrap up Sunday with a 41-mile flat stage in Sacramento.

Previous Amgen Tour of California Coverage:
Preview
Thursday Update
Friday Update