[ad_1] 2/2 © Reuters. FILE PHOTO: Elon Musk's Twitter profile is seen on a smartphone positioned on printed Twitter logos on this image illustration taken April 28, 2022. REUTERS/Dado Ruvic/Illustration 2/2 By Sheila Dang and David Shepardson (Reuters) -The FBI knowledgeable Twitter Inc (NYSE:) of a minimum of one Chinese language agent working on the firm, U.S. Senator Chuck Grassley mentioned throughout a Senate listening to on Tuesday the place a whistleblower testified, elevating new considerations about international meddling on the influential social media platform. Peiter "Mudge" Zatko, a famed hacker who served as Twitter's head of safety till his...