La Vista on Lavaca, an eight-story residential mixed-use tower consisting of 19 condominiums on the top four floors, a three-floor Executive Business Center, and first floor restaurant, seems to have halted construction mid-way throught the process. The project was being developed by Guerrero-McDonald.While outside of the downtown focus of this site, La Vista on Lavaca may be an unusual mid-project catatrastrophe. Typically, projects do not break ground until they have lined-up enough sales to receive financing to support the entire construction process. The developers of La Vista on Lavaca -- which billed the . . .