Dec. 14, 2009: Marc Bookal, 4, disappears from his Benkard Avenue home in the City of Newburgh. He was being watched by his mother's boyfriend, Cory Byrd, who says Marc wandered away after he let the little boy walk to an aunt's house next door. An intense police search of Marc's neighborhood begins.
Dec. 15, 2009: Byrd is charged with endangering the welfare of a child, a misdemeanor, for allowing Marc to wander off and is sent to Orange County Jail on a parole violation after testing positive for marijuana. His criminal history includes five years in state prison for a 2002 attack on an 18-year-old man in Newburgh and two years in state prison from 1999 to 2001 for reckless endangerment for beating another of Christina Bookal's sons, who was 14 months old at the time.
Dec. 23, 2009: Reward money for finding Marc rises to $26,000 after several donors step up.
Jan. 4, 2010: Police call off ground search for Marc while they continue to work the case.
Feb. 9, 2010: Orange County prosecutors drop the misdemeanor endangerment charge against Cory Byrd to protect their ability to charge him with a more serious crime later.
March 11, 2010: Byrd begins serving 15 months in state prison for violating his parole on convictions of assault and criminal sale of a controlled substance.
March 24, 2010: Police find a body in a wooded area about three blocks from Marc's house. An autopsy confirms that the remains are of Marc Bookal.
June 15, 2010: Christina Bookal admits to a Family Court judge that she should never have left her children in Cory Byrd's care. Child neglect charges are adjourned in contemplation of dismissal.
Feb. 16, 2011: Byrd, 31, is indicted in the beating death of Marc Bookal. Charges include two counts of second-degree murder, one count each of first- and second-degree manslaughter and two counts of tampering with physical evidence, all felonies.