Americans have grown less welcoming toward immigrants living in the U.S. illegally since Donald Trump's first presidency but remain wary of harsh measures like using detention camps for Trump's promised mass deportation effort, a Reuters/Ipsos poll found. Some 33% of respondents in the poll, conducted Dec. 5-10, said most or all immigrants without legal status should be allowed to stay in the United States, down from 39% in Reuters/Ipsos polling conducted in 2017,...