I added the info from the screenshot of JR's Saturday facebook activity:
Tues 10/16 evening - Facebook exchange between Autumn & JR about a picture of a bike posted on JR's Facebook page
Sat 10/20 12:30pm - Autumn leaves home on her bike
Sat 10/20 1:00pm - Homecoming football game
Sat 10/20 1:22pm - Friend receives text from Autumn reading "don't be like that." Friend told MSM she did not believe the message was intended for her.
Sat 10/20 2:27pm - Text message from Autumn's phone. Message contents & recipient not released by LE but prosector said contents of text were not alarming.
Sat 10/20 3:30pm - JR posted on Facebook "NOT HOME SO DNT INBOX ME"
Sat 10/20 7:00pm - Homecoming dance
Sat 10/20 8:00pm - Autumn's curfew
Sat 10/20 8:01pm - JR posts on Facebook "JUST GOT HOME NOW TIME TOO CHILL"
Sat 10/20 9:30pm - Autumn reported missing
Sunday 10/21 6:00pm - Facebook exchange between AJP & JR about police hounds
Monday 10/22 6:00pm - Facebook exchange between AJP & JR about "it was an accident..."
Monday 10/22 10:00pm - Body found
Tuesday 10/23 afternoon - R brothers turn themselves in to Gloucester County Prosecutor