TIMELINE: How authorities built their case in the Pike County massacre

Posted at 3:16 PM, Nov 13, 2018

WAVERLY, Ohio -- Authorities arrested four members of the Wagner family Tuesday and charged them with planning and carrying out the murders in the Pike County massacre.

Eight members of the Rhoden family were killed in the slayings.

RELATED: 4 arrested in deaths of Rhoden family members

MORE: Pike County massacre suspect was in custody dispute with victim

The investigation has drawn international attention as authorities worked to develop their case. Here's a timeline of how the case has proceeded to date: