MNI EUROPEAN OPEN: Oil Down On Trump-Venezuela Headlines

EXECUTIVE SUMMARY * TRUMP SAYS VENEZUELA TO TURN OVER 30 TO 50 MILLION BARRELS OF OIL TO US- RTRS: #55ddcec8-b922-4343-ae2b-da9288a70e8c * TRUMP WON'T RULE OUT MILITARY FORCE TO ACQUIRE GREENLAND - BBG: #acc3ed6d-5f5e-4d3b-873e-9a4f17ddf6eb * CH...