US Supreme Court ruling blocks lawsuits against maker of Roundup weedkiller

The decision is a victory for the Donald Trump administration, but one that could be tricky politically since allies in the Make America Healthy Again movement want to rein in pesticide use

There is still fierce debate about cancer and Roundup’s key ingredient, glyphosate.

The US Supreme Court sided with the maker of Roundup weedkiller on Thursday in a ruling expected to block thousands of lawsuits alleging it failed to warn people the product could cause cancer.

The case came before the justices after a tidal wave of litigation that included some multibillion-dollar verdicts against the global agrochemical manufacturer Bayer.