Just hours after his former church congregation issued a call for prayer for his health, family members of the influential Rev. Robert H. Schuller has announced his death at the age of 88.The Associated Press reported via Twitter just at 10:23 a.m. ET that Carol Schuller Milner, Schuller's daughter, had reported his death.Schuller's grandson, who has been leading the church founded by former members of the Crystal Cathedral congregation since 2013, confirmed his passing via Twitter, writing: "My Grandfather Robert H. Schuller passed this morning into eternal life with Christ."Schuller, who lost his wife, Arvella Schuller, in Feb. 2014, passed away...