By Brendan Pierson (Reuters) – Charter Communications must pay $1.15 billion to the family of an 83-year-old woman who was murdered by one of its off-duty cable technicians, a Texas judge has ruled. Judge Juan Renteria in Dallas County on Monday reduced a jury verdict of more than $7 billion handed down in July following a trial. A representative for the Stamford, Connecticut-based company said in a statement that the responsibility for the murder rested solely with the technician, who was not on duty. “While we respect the jury and the justice system, we strongly disagree with the verdict and…