The Innovation Corporate Center in San Diego's Rancho Bernando is part of a large office portfolio that Starwood Capital Group seeks to sell. Investment firm Starwood Capital Group has sold 33 prime office properties totaling 3.3 million square feet in San Diego; Portland, Oregon; and Raleigh, North Carolina, to a Singapore-based developer in its first foray into U.S. real estate investment, according to sources familiar with the deal. Starwood...