The families of five children and four adults killed in the 2012 Sandy Hook Elementary School shooting have reached a $73 million settlement against the now-bankrupt gun manufacturer Remington and its four insurers, the plaintiffs’ attorneys said Tuesday.The families of five children and four adults killed in the 2012 Sandy Hook Elementary School shooting have reached a $73 million settlement against the now-bankrupt gun manufacturer Remington and its four insurers, the plaintiffs’ attorneys said Tuesday.