Letter notes trans woman died while in agency's custody
Nearly 30 percent of trans people say they've experienced homelessness
HUD secretary says public-private partnerships the way to go
More than 12,000 people have signed petition for change
Lifetime ban replaced with requirement of one-year of abstinence
FDA says it has no timetable for decision
HHS examining possibility of ending lifetime ban
Four areas of concern cited
Federal action is needed to help same-sex, bi-national couples
