Zion Poplars Baptist Church, Gloucester, will install the Rev. Vincent Haley as its pastor in a service at 3 p.m. Saturday. Pastor Anthony Mitchell, who is Mr. Haley’s pastor, will deliver “The Installation Sermon.” He is founder and senior pastor of Now Faith Ministries in McKinney, Texas. The Rev. Vincent Pryor, president of the Gloucester Union Relief Association and pastor of New Mount Zion Baptist Church in Gloucester, will preside. The Gloucester-Mathews Male Chorus, directed by Lee Rice, will provide the music. A dinner at Newington Baptist Church, Gloucester, will be at 12:30-p.m....