Kamala Harris, who served as vice president, will soon embark on a book tour without the Secret Service detail she’s had for years. President Trump ended her protection in a memo issued Thursday, raising questions about post-office security norms.

Kamala Harris, the former vice president, will appear at The Met Philadelphia on September 25 as part of her “107 Days” book tour. The new release explores her shorter-than-expected run for president last year, providing an inside look at a fast-paced campaign.