. Explosion on Harvard's campus
. Government shutdown fuels travel chaos
. Mom arrested after leaving newborn at Manhattan subway station:
///Police search for Halloween mask-wearing trio who terrorized family
. New car costs record $50,000 as experts say price between new, used cars is minimal
. Alabama man sues federal government after being detained by ICE twice
. Passenger planes narrowly avoid collision in France
. Driver taken into custody after wild police chase in Southern California
. Disturbing 'sextortion' case targets middle school
. ABC News obtains 911 calls made after Charlie Kirk shooting