Norbert Roettgen, a prominent member of the German Christian Democrats (CDU) | Sean Gallup/Getty ImagesPress play to listen to this articleVoiced byBERLIN — A senior member of Germany’s ruling conservatives delivered a stark warning on the future of transatlantic ties, saying the reelection of Donald Trump as U.S. president could endanger the alliance and open the door for China and other powers to try and fill the vacuum.Norbert Röttgen, the chairman of the Bundestag’s foreign affairs committee and candidates in the running to take over the leadership of the center-right Christian...…Norbert Roettgen, a prominent member of the German Christian Democrats (CDU) | Sean Gallup/Getty ImagesPress play to listen to this articleVoiced byBERLIN — A senior member of Germany’s ruling conservatives delivered a stark warning on the future of transatlantic ties, saying the reelection of Donald Trump as U.S. president could endanger the alliance and open the door for China and other powers to try and fill the vacuum.Norbert Röttgen, the chairman of the Bundestag’s foreign affairs committee and candidates in the running to take over the leadership of the center-right Christian...WW…