Executive Mosaic’s GovCon Index posted a second straight weekly loss despite recovering from Thursday’s steep 2.26% decline. The index, which tracks the stock performances of 30 major contractors, closed slightly higher at $5,375.43 (+0.37%) on Friday but lost 2.12% overall for the week. Its year-to-date gain is +15.14% from +20.34% two weeks ago. Wall Street