Shortly after Judge Aileen M. Cannon drew the assignment in June 2023 to oversee former President Donald J. Trump’s classified documents case, two more experienced colleagues on the federal bench in Florida urged her to pass it up and hand it off to another jurist, according to two people briefed on the conversations.The judges who approached Judge Cannon — including the chief judge in the Southern District of Florida, Cecilia M. Altonaga — each asked her to consider whether it would be better if she were to decline the high-profile case, allowing it to go to another judge, the two...