Richard Grenell participated in homosexuality decriminalization panel
Aldo Dávila on Saturday protested against country's president
Couple attacked after they refused to kiss each other
Johana Medina León's family has filed wrongful death lawsuit
Activists hope a vote will take place in coming weeks
Yariel Valdés González remains in U.S. Immigration and Customs Enforcement custody at the Bossier Parish Medium Security Facility in Plain Dealing, La.
Dr. Anthony Fauci of the National Institute of Allergy and Infectious Diseases and AIDS Institute Deputy Executive Director Carl Schmid in attendance
Yelena Gregoryeva's body discovered in St. Petersburg on Sunday
Constitutional Court last month ruled in favor of issue
Leche Merchant arrived in Ciudad Juárez on Tuesday