U.S. investigating China-backed hack of telecom companies. Here’s what to know.

Washington — Federal authorities are urgently investigating a cyberattack linked to China-backed hackers that targeted major U.S. telecommunications companies and systems used for key government intelligence collection capabilities, a U.S. official familiar with the matter confirmed to CBS News. The hacking group known as “Salt Typhoon” hit numerous companies including Verizon, AT&T and Lumen Technologies.

Michigan’s US Senate Race Tightens as Rogers, Slotkin Woo Undecideds

With three weeks left in the campaign, both candidates are working on voter mobilization in a race that could shift control of the U.S. Senate. DETROIT—Republican nominee Mike Rogers has narrowed Michigan’s U.S. Senate race with Rep. Elissa Slotkin (D-Mich.) in a contest that could alter the balance of power in the next Congress. Rogers