What we know – and don’t know – about the immigration crackdown expected in New Orleans this week

(CNN) — As Department of Homeland Security agents are expected to surge into New Orleans this week, the latest Democrat-led city targeted by a federal immigration enforcement crackdown, a common thread has emerged among local officials: They’re being kept in the dark – and it’s spiking fear among the immigrant community .

There is “mass chaos and confusion” as the campaign looms, newly elected Councilmember at-Large Matthew Willard told CNN . He said he and other local officials have received scant details about the operation – and the information they have received “isn’t reassuring.”

CNN’s Alisha Ebrahimji, Ryan Young, Karina Tsui, Eric Levenson, Rebekah Riess, Bill Kirkos and Elizabeth Wolfe contributed to this report.