Sisson ran 66:52 to take 18 seconds off her own record but finished 2nd to Ethiopia's Hiwot Gebremaryam. Tirunesh Dibaba was never a factor in her return and was 16th in 71:35. In the full marathon, Hitomi Niiya (2:19:24) nearly broke the Japanese record.

• MB: Official 2023 Houston discussion thread
• MB: Sisson 66:52 American Record!

Sisson is trying to become the first American woman ever under 67:00 while Dibaba returns to racing for the first time in 4+ years. 60:02 American Teshome Mekonen is lining up in the full marathon.

Teshome Mekonen became a US citizen in August and beat Conner Mantz by a minute earlier this year at the NYC Half. Learn about his story from Tigray to Harlem.

On a wet day in Boston, Jonathan Gault was on hand to see new American citizen Teshome Mekonen run his first race as a US citizen. He also saw Molly Seidel finish her 1st race since February. Plus how is Molly Huddle's comeback coming?

*Silas Kipruto Wins Bix 7 For The Third Time As Elkanah Kibet Is The Top American In 4th And Meb Keflezighi Gets 7th Lawi Lalang was 6th. *Video: Silas Kipruto Attempts To Slap Competitor During Race Kipruto took a swing at Teshome Mekonen who apparently made some contact from behind. Mekonen (who finished 8th) filed a protest but it was ruled as "incidental contact". *Photos *Mary Keitany Breaks Bix 7 10-Year-Old Course Record As She Beats Caroline Chepkoech By 2-Seconds Brianne Nelson was the top American in 10th.