Well we don't see mass shootings constantly in other civilized countries. Police aren't shooting people regularly either. And their police aren't constantly being gunned down.
REALLY?
Norway, Oslo/Utoeya (2011) 77
Australia, Port Arthur (1996) 35
Brazil (1997) 17
Scotland, Dunblane (1996) 17
Germany, Erfurt (2002) 16
England, Hungerford (1987) 16
Germany, Winnenden (2009) 15
Switzerland, Zug (2001) 14
New Zealand, Aramoana (1990) 13
France, Toulon (1995) 13
Azerbaijan, Baku (2009) 12
Finland, Kauhajok (2008) 10
Canada, Montreal (1989) 9
France, Nanterre (2002) 8
Finland, Tuusula (2007) 8
Japan, Osaka (2001) 8
Do some research