Stocks were down again last week as the deepening trade conflict with China continued to weigh on sentiment. Some are characterizing it as a technological cold war after news that some large US companies would be halting sales to Huawei, the Chinese telecom giant, and that other Chinese companies could soon be blacklisted. The tech-heavy Nasdaq was hit hardest last week, but the Dow has now experienced five losing weeks in a row - its longest losing stretch since 2011.