for "today," michelle kosinski, nbc news, miami. >> we reached out to wayne treacy and his public defender gave us this statement -- wayne remains on suicide watch at the juvenile detention center. his family is in a state of complete shock and disbelief. they are praying for josie every day. we are now joined exclusively by 13-year-old kayla manson's grandmother and legal guardian lori wiggins and her aunt, as well as kayla's attorney. good morning to all of you. >> good morning, meredith. >> kayla lives with you, christine. after josie was brutally beaten, the police showed up at your house. can you tell me what happened? >> they came and just wanted to know what was going on, what happened at school today. that was it. they weren't there for very long. they just visited shortly. they poke spoke to kayla, then left. >> the next day they arrested kayla. is that correct? >> correct. >> what has she told you about what happened that day to her friend and what, if any, role she played in this terrible tragedy? >> meredith, good morning. attorney jonathan marne here. respectfully, the family

wayne treacy is 15 with the face of a baby and a charge of attempted, premeditated murder.ever in trouble before, she is 13, also accused in the savage beating of josie ratley, who went to eighth grade last week and left in critical condition. >> she's in an induced coma. part of her skull has been removed to allow the swelling of her brain to go down and is black and blue head to toe. >> reporter: all over a few text messages. 15-year-old josie was waiting for her bus outside school. police say treacy texted her, tried to reach her 13-year-old friend, who didn't have a text phone but when josie responded, disapproving of their relationship, things got heated. jo sie made a disparaging remark of trecacy's brother's suicide. he said he would kill josie and, wearing steel-toed boots, rode his bike three miles to her school. he had never seen before. so police say he asked the 13-year-old to point josie out and that her friend then watched. >> he started pounding on her, stepping on her head. >> reporter: kicking and stomping josie, witnesses say, until a teacher pulled him of