It's definitely not enough. Many people were murdered due to these arms getting into the wrong hands.
People should be prosecuted and go to a federal pen when and if convicted and it looks like Holder and should be one of them.
It really could be termed mass murder and then there are the international implications of arms trafficking in foreign countries to criminal syndicates. They committed acts of war on Mexico and Honduras and possible other countries. Their actions also materially assist groups like Hezbollah who are working with the cartels in Mexico. 0bama and company have created real reasons to despise and distrust the U.S.. Very serious reasons.