The Marine Corps Marathon celebrates its 50th anniversary in October, and for the first time, access to the start and finish areas will be restricted to registered runners only.

One of the largest marathons in the world, the 26.2-mile race will be held on Sunday, Oct. 27. With the new restrictions on access points, organizers are encouraging spectators to take Metro to key locations along the course to cheer their runners on.

Here’s what you need to know.

Q:

What’s new for the 2025 race?

A:

In a major shift from past marathons, only runners will be allowed at the start and finish areas. Spectators gathered at those spots during past marathons. Those changes are aimed at enhancing security and improving logistics, organizers said.

Also new this year is a scheduling system designed to

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