By Kanishka Singh (Reuters) – A second person charged in a plot to kidnap Michigan Governor Gretchen Whitmer in 2020 has agreed to plead guilty and testify at a trial in March, according to a federal court filing on Monday. Kaleb Franks, 27, will plead guilty to kidnapping conspiracy, in a plea deal approved by prosecutors and his lawyers. The charge carries a sentence of up to life in prison. Franks is scheduled to stand trial in March in U.S. District Court for the Western District of Michigan alongside four others charged in the case and will admit to conspiring from June 2020 to October 20…