[UPDATE BELOW] An unidentified man is believed to have jumped in front of a northbound 6 train at 23rd Street this afternoon around 3:15 p.m., the NYPD press office and another source confirms. According to the NYPD, the jumper is a white male in his 40s. He was extricated from under the train and transported to New York-Presbyterian/Weill Cornell Medical Center, where the NYPD and FDNY say he is likely to die.

The FDNY and NYPD wouldn't confirm initial reports that there were body parts left on the tracks, but the NYPD did say that would be common for an incident of this nature. According to the MTA, service on the uptown 4, 5, and 6 lines is still impacted, and commuters should expect delays. Check the MTA website for the most up-to-the-minute details about the service changes.

Update 4:51 p.m.: The MTA says uptown 6 service has resumed with residual delays.

If someone you know exhibits warning signs of suicide: do not leave the person alone, remove any firearms, alcohol, drugs or sharp objects that could be used in a suicide attempt, and call the U.S. National Suicide Prevention Lifeline at 800-273-TALK (8255) or take the person to an emergency room or seek help from a medical or mental health professional.