The deadly blaze allegedly triggered by 38-year-old Mirsa Lopez at a Dallas mobile home park Saturday caused damage to four homes and as many vehicles.
The body of 17-year-old Avery Pickle was found floating in Palmetto Creek in Elberta, Alabama, July 5, a day after he vanished from a Fourth of July house party nearby.
Elida Tejeda, 34, is in custody on a $100,000 bond at the Waukesha County Jail, according to court records.
Jessica Barnes, 20, had disappeared from her home in August, and remains found during the investigation were confirmed by a Pickens County coroner on October 1 to be those of Jessica.
