alan chung says he expects the group to be free to continue their tour in a few days and offers to extend their visit in china to make up for the last time. >>> the parenting skills of a person accused of murdering her four daughters was the focus of testimony in her trial today. witnesses testified that banita jacks would let her three and 4-year-old girls smoke marijuana and would withhold food as punishment. brittany, 16 years old, weighed 46 pounds at her autopsy, 5-year-old asia weighed 18 pounds when her body was found in the home on 6th street. the three youngest girls had marks on their necks consistent with the strangulation by ligature. a tell tale mark on the back of asia's head consistent with a violent below. isaac scott testified about the last time he saw the three youngest girls, april 30th of 2007. no sign of brittany. prosecutors believe she was killed around april 3 after her boyfriend came to visit who angered her mother. >> reporter: orange barrels and closed signs block rest stops. 18 rest stops were closed around the state today. it will save the state $9 million to