CHICAGO (CBS) — The CTA suspended Red Line service Thursday afternoon between 63rd Street and 95th Street, after a woman was struck and killed by a train when she went onto the tracks at the 69th Street station to retrieve her phone.

Police said the woman dropped her phone on the tracks at the 69th Street station around 12:40 p.m., and was hit by a northbound train when she went down to retrieve it.

The woman was pronounced dead at the scene, according to police and fire officials. Her name and age were not immediately available.

The CTA suspended service between the 63rd and 95th stations after the incident, and was operating shuttle buses between those stations. The CTA said riders should consider the #29/State bus as an alternative.