Broadcom Foundation Announces Semifinalists in Third Annual Broadcom MASTERS Science and Engineering CompetitionBroadcom Foundation and Society for Science & the Public Applaud 300 U.S. Middle School Students Chosen to Compete for Trip to Washington, D.C., and $25,000 PrizeNEWS HIGHLIGHTS300 semifinalists selected to compete in third annual Broadcom MASTERS® – a prestigious science, technology, engineering and math (STEM) competition for middle schoolers56 of the semifinalists are from Calif