Judge delves into science behind Roundup cancer claim

SAN FRANCISCO (AP) — A federal judge on Monday waded into the arcane science behind claims that the widely used weed killer Roundup can cause cancer. The expected weeklong testimony is intended to help him determine whether a jury should hear from doctors who link the product to non-Hodgkin’s lymphoma.
U.S. District Judge Vince Chhabria heard from an epidemiologist at the University of California, Los Angeles about how she evaluated scientific studies of glyphosate, the active ingred