<span style="line-height: 20.8px;">It’s pedal to the metal for Uber Technologies Inc.’s expansion plans in Europe’s capital, but ongoing and </span><a href="http://www.wsj.com/articles/tensions-erupt-as-uber-drivers-attacked-by-taxi-drivers-in-brussels-1427140080" style="line-height: 20.8px;">sometimes violent attacks</a><span style="line-height: 20.8px;"> from taxi drivers forced at least one detour Thursday.</span>