Changes to hiring and retention practices grew the department by 19,000 people in four years. But former officials warn ...

Knowles, whose union role represents DHS asylum officers within USCIS ... representing employees of Citizenship and Immigration Services. MICHAEL KNOWLES: There's not enough people to do the ...

"That's one of the biggest problems that has plagued all immigration agencies for as long as I've been in the government," said Michael ... Knowles, whose union role represents DHS asylum officers ...