The FBI issued a reward of up to $50,000 for information leading to the arrest and conviction of the alleged gunman in Saturday’s fatal mass shooting at Brown University, as members of the bureau's Boston Division aided the Providence Police Department in their search for the assailant.

Officials in Rhode Island plan to hold a news conference at 5 p.m. ET to update the public on the deadly shooting at Brown University, according to Josh Estrella, spokesperson for Providence Mayor Bre...