What can Trump do—and not do—with Congress in the hands of Democrats?

<a href="https://news.google.com/rss/articles/CBMigwFBVV95cUxOMlpwWXdWc0kxam5Eb1pMY3Y0Q05MYlRPUGJpOXU3YUlfQk1HVnhLZ1RBWDJzck9QVGprUzZLU3dXYWxIeWh3aW5LWG0teEZsSDk1dTVreWFMaXBlTVV3dVdHSlRLMk13WDRqeV9zT0lSVzVuTzYyb3JhbzFNV2FLdVFOUQ?oc=5" targe