are on fire and buildings set ablaze ablaze. it was disturbing. we called everybody together in advance of the city requesting. we were fully ready to engage immediately. >> public schools in baltimore will be closed today. the mayor of baltimore announcing a citywide curfew from 10:00 p.m. to 5:00 a.m. tonight. the defense calling eight witnesses on the first day of the case in the penalty phase of dzhokhar tsarnaev trial. tsarnaev's attorney trying to spare him the death penalty. the convicted marathon bomber was the product of a dysfunctional family and fell under the spell of his brother tamerlan. lawyer david brock would be a fate worse than death. we are continuing toful the breaking news from baltimore. buildings and cars set on fire. stores looted. officers attacked. just a night of horror.