April 6, 2010: Casey Anthony jailhouse letters and inmate police interviews released. An inmate told police Casey said in jail that she used to "knock out" Caylee, perhaps with some kind of sedative, so she could go out at night. The inmate also claimed Casey knew details about her daughter's remains before police said they were made public.
April 19, 2010: Judge Stan Strickland steps down. In a scathing written decision, Judge Stan Strickland -- who had presided over the Anthony case since it began -- removed himself amid controversy over his positive comments towards a blogger who was covering the case. "At its core, defense counsel's motion accuses the undersigned [Strickland] of being a 'self-aggrandizing media hound.' Indeed. The irony is rich," he wrote. "Motion granted."
June 15: 2010: George and Cindy Anthony mark the second anniversary of the day their granddaughter's disappearance. In an exclusive interview with "Good Morning America," George Anthony said he doesn't think about the trial's eventual outcome and is just living day-to-day. In a few months, the ordeal will have lasted longer than Caylee's short life.
July 15: 2010: On second anniversary of the night Caylee was finally reported missing, Casey, Lee, George and Cindy Anthony all appear in court for an emotional evidentiary hearing. After dramatic testimony by Cindy Anthony, who recounted the panicked night she learned Caylee had been missing for a month, a Florida judge ruled the 911 call Cindy made immediately afterward -- in which she discussed the "dead body" smell in the car Casey Anthony had driven -- would be allowed in Casey's murder trial.
Sept. 14, 2010: Casey Anthony expands her legal defense team to six attorneys.
Jan. 3, 2011: The judge ruled that witnesses who had a romantic relationship with Anthony would be allowed, but said questioning would not veer into extremely intimate details of the relationship.
May 9, 2011: The trial begins with jury selection. The process of seating a jury took 11 days.
May 25: Casey Anthony's lawyer, Jose Baez, opened her defense with the claim that Caylee accidentally drowned in the family's swimming pool on June 16, 2008, and that Casey's father, George, helped her cover it up. The defense team also alleged that she was sexually abused by her father and brother and hid her daughter's death like she hid the secret of her alleged sexual abuse.