Advocacy groups filed complaint with federal officials on April 9
Jennicet Gutiérrez heckled Obama during 2015 event
Letter notes Roxsana Hernández case
Texas Democrat represents border city of El Paso
Human Rights Watch criticizes Trump administration rhetoric
Disease could be 'death threat' to anyone with compromised immune system
Letter cites deaths of Roxsana Hernández, Johana "Joa" Medina León
Letter notes trans woman died while in agency's custody
Plight of LGBTQ migrants, Chechen crackdown attract coverage
Bill would require country to promote LGBTQ rights abroad
