BloombergTrump Blocks China-Backed Bid for Lattice Over Security RiskBloombergFollow @bpolitics for all the latest news, and sign up for our daily Balance of Power newsletter. President Donald Trump blocked a Chinese-backed investor from buying Lattice Semiconductor Corp., a personal rebuke that bodes poorly for several other ...Trump Bars Chinese-Backed Firm From Buying US Chipmaker LatticeU.S.