 |  | | Wall Street climbs with boost from healthcare, banks |  | | (Reuters) - Wall Street's major indexes extended the New Year rally to close at record levels on Tuesday on investor optimism ahead of quarterly earnings reports and hopes for easing tensions with North Korea. | |  |  |  | | Microsoft says security patches slowing down PCs, servers |  | | (Reuters) - Microsoft Corp said on Tuesday the patches released to guard against Meltdown and Spectre security threats slowed down some personal computers and servers, with systems running on older Intel Corp processors seeing a noticeable decrease in performance. | |  |  |  | | Target lifts profit forecast after holiday sales jump |  | | (Reuters) - Target Corp raised its quarterly profit and sales forecasts on Tuesday on the back of surging online sales and customer visits in November and December, putting the U.S. retailer on track for the best quarter in five years. | |  | |  |  |  |  | Related Video | |  | | |  | | |  |  |  |  |  | | Counterparties is a curated snapshot of the best finance news and commentary around the web. Register Today |  | |  |  |  | | News you can use with actionable, timely advice for managing your financial life, including retirement, taxes, real estate, education and more. Register Today |  | |  | | » » MORE NEWSLETTERS |  | |