Fifth Annual Broadcom MASTERS Semifinalists Include 300 U.S. Students Now in Consideration for Trip to Silicon Valley and $25,000 Grand PrizeIRVINE, Calif. and WASHINGTON – August 19, 2015News Highlights:300 semifinalists selected to compete in fifth annual Broadcom MASTERS® — the nation’s most prestigious Science, Technology, Engineering and Math (STEM) competition for middle school studentsSemifinalists hail from 39 states and American Samoa — 61 of the semifinalists are from California, follo