gun violence
...that at nearly seventy percent, the rate of homicides in the United States involving gun violence is significantly higher than that of other developed countries?
...that at nearly seventy percent, the rate of <a href="./Homicide" id="mwCFY" rel="mw:WikiLink" title="Homicide">homicides</a> in the <a href="./United_States" id="mwCFc" rel="mw:WikiLink" title="United States">United States</a> involving <b id="mwCFg"><a href="./Gun_violence_in_the_United_States" id="mwCFk" rel="mw:WikiLink" title="Gun violence in the United States">gun violence</a></b> is significantly higher than that of other <a href="./Developed_country" id="mwCFo" rel="mw:WikiLink" title="Developed country">developed countries</a>?