Watch scenes from the Archdiocesan Prayer Service in honor of the birthday of Rev. Dr. Martin Luther King Jr. Monday night, Jan. 18. Read full coverage here of the event that filled St. Katharine Drexel Church in Chester. The Philadelphia Catholic Mass Choir provided music for the service. Guest speaker Rev. Cean James, pastor of Grace Christian Fellowship, UCC Church, delivered a rousing sermon. (Video by Sarah Webb)