WASHINGTON — More than 20,000 illegal migrants charged or convicted of crimes have been detained by the Trump administration since the Laken Riley Act was signed into law a year ago, according to officials. 7 “Thank you, President Trump, for signing the Laken Riley Act,” Homeland Security Secretary Kristi Noem said in a statement. The Washington Post via Getty Images7 Mugshots of individuals arrested by Department of Homeland Security officers since the passage of the Laken Riley Act. 7 Antonio Quintana-Rodriguez, a criminal illegal alien from Mexico, convicted of rape and illegal entry. DHS“Thank you, President Trump, for signing the Laken Riley Act,” Homeland Security Secretary Kristi Noem said in a statement.