Casey Anthony could go free after 3 years in jail (AP)



In this image made from video, Casey Anthony smiles as she returns to the defense table after being acquitted of murder charges at the Orange County Courthouse in Orlando, Fla., Tuesday, July 5, 2011. She had been charged with killing her daughter Caylee. (AP Photo/Pool)AP - A case that involved years of forensic investigation, weeks of often highly technical testimony and untold hours of media analysis turned out to be pretty straightforward for the jurors weighing whether Casey Anthony killed her toddler daughter.