Castillo's then-boyfriend, who was also watching the child, pleaded guilty to the crime in June and is expected to testify against Castillo.
Jury selection begins in toddler murder trial
August 2, 2010 Engelica Castillo of Hobart is charged with beating Jada Justice.
Castillo was babysitting the toddler when prosecutors say Castillo beat the child then dumped her body in a swamp.