msnbc: There have been at least 110 mass shootings since January 2009, roughly one to two shootings each month for the past six years. Read more from a new report by Everytown for Gun Safety.
msnbc: There have been at least 110 mass shootings since January 2009, roughly one to two shootings each month for the past six years. Read more from a new report by Everytown for Gun Safety.
