US citizens: call on the US government to pursue the thug that followed an unarmed Black teenager home then killed him there.

US citizens: tell Congress, don't prohibit states from requiring labeling of GMOs.

US citizens: call for a ban on fracking in US national parks.

Everyone: tell Nestle to stop trying to patent the use of fennel flowers as a medicine.

US citizens: call on Congress not to allow the CIA to facilitate delivery of portable anti-aircraft missiles to Syrian rebels.

The rebel groups sell arms between them, and also capture arms from each other. No matter what care the US might take, jihadis would get some of them.