NEW YORK (AP) — Stocks are lower as losses for tech companies overshadow gains for energy producers and others. Losses were broad across the technology sector: Facebook fell 3.8 percent, chipmaker Nvidia lost 3.7 percent and video-game developer Electronic Arts lost 3.4 percent.

LONDON (AP) — Accounting firm Deloitte says it has launched a thorough investigation into a cyberattack that hit its email system. The company says the breach affected "very few clients" and that government authorities were notified. The Guardian newspaper reports that the breached system had information from a range of clients, including large companies and U.S. government departments. The newspaper says hacking happened last fall and was discovered in March.

UNDATED (AP) — Microsoft, through its research into artificial intelligence, has created a virtual assistant that can be used by companies to respond to customer service requests. At the company's Ignite conference in Orlando, Florida today, CEO Satya Nadella said that Macy's and Hewlett-Packard have already begun to use the technology. The company also says that it's folding Skype for Business into Teams. The software is competing with other online services from upstart Slack and bigger rivals like Google.

NEW YORK (AP) — Lowe's wants customers to drop the tape measure and pick up an iPhone instead. The home improvement retailer launched an app today that helps users measure walls, sofas or any other object they want with their iPhone. The app, called Measured by Lowe's, uses the smartphone's camera to measure items in a room. The app uses augmented reality technology that was recently made available to some iPhones.

MONTGOMERY, Ala. (AP) — Two of the nation's largest media organizations are merging. Community Newspaper Holdings Inc. says it and Raycom Media Inc. have agreed to merge into a new privately owned media group. Montgomery, Alabama-based CNHI owns more than 110 newspapers, websites and publications in 22 states. Raycom Media, also based in Montgomery, owns or operates 65 television and two radio stations in 20 states.