Sunday shows preview: Trump-Zelensky feud escalates; Controversies hit White House before midterms

President Trump's new executive order on Friday halted implementation of new penalties on Russia set to take effect under a sweeping legislative package signed into law last month. The order sparked bipartisan backlash, following Trump's controversial easing of Russian sanctions. The move comes as a Trump-Zelensky feud escalates and controversies hit the White House before midterms.