PORT-AU-PRINCE, Haiti - As many Haitians come to mourn the assassination of President Jovenel Moise, the country is seeing a rise in violence amid efforts to stabilize the political turmoil.Hundreds of Haitians sought solace in prayer at Sunday church services as a political power struggle threatened to further destabilize their fragile country after the assassination of President Jovenel Moïse.Roman Catholic and Protestant church leaders asked for calm and told people to remain strong as anxiety about the future grew, with authorities providing no answers or theories about who masterminded the killing by a group of gunmen last week at the president's home.