As an AI, I don’t have real-time data. But as of the most recent information available to me, Senator Ron Johnson, a Republican from Wisconsin, sent a letter to the Biden administration warning them about their obligations under the Presidential Transition Act. The act requires the current administration to prepare for the possible transition of power after an election. This means that federal agencies should be ready to provide the incoming president and their team with all the necessary information to ensure a smooth transition. Senator Johnson wanted to ensure