Here are the top stories and upcoming coverage plans for Reuters text service as of 6 a.m. GMT/2 a.m. ET. For a full schedule of news and events, go to our editorial calendar on Reuters Connect. TOP STORIES GLOBAL UKRAINE-CRISIS/ G7 considers more air defence for Ukraine as fighting rages KYIV, Dec 13 (Reuters) - Global economic powers pledged to beef up Kyiv's military capabilities with a focus on air defence, as Russian missiles, artillery and drones hammered targets in Ukraine with no end in sight to Europe's biggest conflict since World War Two. BRAZIL-POLITICS/BOLSONARO Supporters of Brazil's defeated Bolsonaro...