Sorry to take so long to reply on these, way too much going on.
Anything you write that you aren't compensated for (even if you are compensated in some instances) is your own copyrighted material, and can be used anywhere you want to be used, which means that it can appear on multiple websites. If you are under a contract to provide exclusive material to another website, you may not reproduce it here.
Press releases from a government agency are not copyrighted material per se for the purposes of this policy. Taking quoted press release information from a news site that has a copyright disclaimer verbatim, is a violation of the policy.
Anything you write that you aren't compensated for (even if you are compensated in some instances) is your own copyrighted material, and can be used anywhere you want to be used, which means that it can appear on multiple websites. If you are under a contract to provide exclusive material to another website, you may not reproduce it here.
Press releases from a government agency are not copyrighted material per se for the purposes of this policy. Taking quoted press release information from a news site that has a copyright disclaimer verbatim, is a violation of the policy.