evidence: Comparing Biden-era staffing versus 2000: In 2000, there were fewer Border Patrol agents, and that likely made it easier to cross the border evading apprehension, the American Immigration Council, an immigrant-rights advocacy group, said in a 2022 report. Immigration officials estimate that 2 million people entered the U.S. without detection that year. In fiscal year 2021, the latest available data, about 390,000 people evaded detection. [...] "There is no authoritative source on how many unauthorized immigrants have joined the U.S. population since President Biden took office," said Julia Gelatt, associate director of the U.S. immigration policy program at the Migration Policy Institute, a nonpartisan think tank. [...] PolitiFact, Ron DeSantis exaggerates number of migrants in US illegally under President Joe Biden, Oct. 4, 2023