Timeline: Gilgo Beach serial killer investigation

• Shannan Gilbert goes missing May 1, 2010
• First body found Dec. 11, 2010
• 3 more bodies found Dec. 13, 2010
• Police find no new evidence Dec. 16-17, 2010
• Victims identified Jan. 24, 2011
• Suspicious phone calls January, 2011
• The search continues February-March 2011
• More remains uncovered March 29, 2011
• More remains found as total rises to eight April 4, 2011
• Expanding their search April 6, 2011
• Another gruesome discovery April 11, 2011
• The search continues into Nassau April 14, 2011
• Investigators: Bone found not human April 19, 2011
• Divers return to water in search April 20, 2011
• Three killers used beach to dump bodies May 9, 2011
• NYPD denies suspicion of officers as suspects May 15, 2011
• Families hold vigil June 11, 2011
• $25G reward offered for information June 16, 2011
• Police hope sketches lead to ID Sept. 20, 2011
• Police revise theory Nov. 29, 2011
• Search resumes for missing woman Dec. 5, 2011
• Shannan Gilbert's remains found Dec. 13, 2011
• NYPD: Person of interest identified Dec. 5, 2012

Shannan Gilbert goes missing