There are few secrets in the automotive industry no matter how hard automakers try. Spy photos, patent filings, and a few smart super sleuths can reveal a car long before an automaker officially announces it. So, we knew when Mercedes began a teaser campaign for the 2020 GLB-Class SUV the official reveal was close, but we didn’t know how close. Mercedes will reveal the GLB, its compact SUV offering, Monday, June 10, at a special event in Utah.