By Sarah N. Lynch and Andrew Goudsward WASHINGTON (Reuters) -Two separate groups of FBI employees sued the U.S. Justice Department on Tuesday, seeking to protect the identities of those agents and others who investigated supporters of Donald Trump for storming the U.

An anonymous group of FBI agents and employees took the unusual step on Tuesday of suing the U.S. Justice Department in a bid to prevent President Donald Trump and his allies from publicly disseminating a list of names of all the bureau's employees who worked on Jan.