US News Round-Up: Polls, Mergers, Legislation, and More

A summary of current US domestic news, covering a range of topics including political polling, potential business acquisitions, regulatory decisions, and public health initiatives. Highlights include Kamala Harris' narrowing lead over Donald Trump, the Supreme Court's consideration of Biden's ghost gun restrictions, and the Biden administration's plan to remove all US lead pipes within a decade.

In the lead-up to the November 5 U.S. presidential election, Vice President Kamala Harris holds a slim three-point lead over former President Donald Trump, according to a Reuters/Ipsos poll. Questions of economic policy and immigration continue to influence voter opinion.

In business news, a possible merger between convenience store giants 7-Eleven and Circle K could reshape the U.S. market, though opposition from some quarters remains a challenge. Meanwhile, the Supreme Court is set to hear arguments regarding Biden's controversial ghost guns regulation.

Public health is front and center as sales of RSV vaccines drop due to narrowed guidelines, and environmental policy sees a significant advancement with the Biden administration's mandate to replace all U.S. lead pipes within ten years, addressing both health and racial inequalities.

(With inputs from agencies.)