The Las Vegas attack is the deadliest mass shooting in modern US history
CNN — Below is a list of the 10 deadliest single-day mass shootings from 1949 to the present. (If the shooter was killed or died by suicide during the incident, that death is not included in the total.) The Harvest Music Festival At least 58 killed October 1, 2017 - A gunman, identified as 64-year-old …