Arrest after reported assault at Porter Sq. gym

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Man arrested after reported assault at Porter Square gym

Cambridge police arrested a man at the scene Thursday morning after responding just after 9 a.m. to a report of sexual assault in the women's locker room at the Planet Fitness on Massachusetts Avenue in Porter Square. One victim was taken to a hospital for evaluation, and the incident remains under investigation. The gym is on the bottom floor of Lesley University's University Hall, a multi-use building with several private businesses open to the public.

CBS Boston

Ethan Setiawan & Fine Ground play Passim album-release show tonight

National Mandolin Champion Ethan Setiawan and his ensemble Fine Ground perform original compositions rooted in traditional bluegrass at Passim, 47 Palmer St. Doors open at 7 p.m.; the show starts at 8 p.m.

Club Passim

Spin The Bottle vinyl DJ night at The Sinclair tonight

Boston-based vinyl trio Spin The Bottle plays classic pop, disco and house sets at The Sinclair. Doors open at 9:30 p.m.

Harvard Square Business Association

MIT Future Fest continues today across campus and Kendall Square

The festival offers talks, panels, open labs, exhibitions and performances on climate, health and AI through Sunday, Oct. 4. Passes are sold out, but the MIT Museum is free during the festival.

MIT Future Fest

Harvard tech and data fair runs 1–4 p.m. today at SOCH

The Harvard Technology, Science, and Data Fair, at 59 Shepard St., connects employers with Harvard and MIT degree students and alumni. It is not open to the general public.

Harvard FAS Mignone Center for Career Success

Carl Barron Plaza ribbon-cutting celebration today, 2–4 p.m.

The City of Cambridge celebrates the reimagined plaza at 632 Massachusetts Ave. with refreshments, live entertainment and art activities.

City of Cambridge

Emily Ogden discusses Poe book at Harvard Book Store tonight

Emily Ogden talks about her book on Edgar Allan Poe at 7 p.m. at Harvard Book Store, 1256 Massachusetts Ave.

Harvard Book Store

Grolier hosts Trace Fossils anthology launch tonight

The 7 p.m. launch at Grolier Poetry Book Shop features readings by Danielle DeTiberus, Grace Talusan, Sean Scapellato and Niamh Carmichael. It is also available online.

Meet Boston

Rioja tasting class pours six wines tonight

Deborah Hansen leads the class from 6:30 to 8 p.m. at Commonwealth Wine School, 35 Dunster St.

Commonwealth Wine School

City proposes reducing inclusionary zoning rules, for now

Developers have challenged the requirement that large housing projects set aside 20 percent of space for affordable units.

Cambridge Day

Brattle screens 'The Witches of Eastwick' and 'Kwaidan' today

A 35mm matinee of 'The Witches of Eastwick' plays at 3:30 p.m., followed by an evening restoration premiere of Masaki Kobayashi's 'Kwaidan'.

The Brattle

Dumpling-making party at the Windsor Inn tonight

The Historic Windsor Inn, 85 Windsor St., hosts a dumpling-making party at 6 p.m.

Patch