By Sarah N. Lynch and Luc Cohen WASHINGTON/NEW YORK (Reuters) – Andrew Adams, a veteran federal prosecutor in New York City who has experience handling cases involving Russian organized crime groups, will lead the Justice Department’s new task force aimed at Russian oligarchs, Attorney General Merrick Garland said on Thursday. “Together with our federal and international partners, we will leave no stone unturned in our efforts to investigate, arrest and prosecute those whose criminal acts enable the Russian government to continue its unjust war against Ukraine,” Garland said in remarks to the …