Henderson’s review of its contract with the federal government that allows immigrants to be detained at the city jail could still be weeks away from being finished, according to a top city official. City Manager Stephanie Garcia-Vause told the Las Vegas Review-Journal after a Henderson City Council meeting in April that she hopes the city will be able to share the findings of its review of its detention services agreement with U.S. Immigration and Customs Enforcement within the next six weeks. Garcia-Vause said part of the reason the review has taken several months is because the city has never separated costs related to ICE detainees versus non-ICE inmates. “That’s what’s been adding to the complexity,” Garcia-Vause said while exiting the dais after the April 21 meeting. “When we take a look at a staff person, they might be able to be supervising multiple areas, so we’ve never had it broken down. That’s what’s taking a little while.…