With crossovers-in-miniature competition in Audi’s Q3 and Mercedes’ GLA-class on the verge of reaching U.S. shores, BMW has announced subtle updates to its X1 sport-ute. The most noticeable changes to the smallest Roundel-badged crossover regard revised styling of the front clip, reminiscent of the lower bumper and vent treatment of the recently restyled new-gen X5. [...]