In 128 cities in 17 countries last week, people gathered to remember transgender victims of violence. This year alone, more than 160 transgender people have been murdered - and that's just the ones we know of. Barack Obama recently signed into law the Matthew Shepard/James Byrd, Jr. Hate Crimes Prevention Act, which includes gender identity in its protections. But a national employment non-discrimination act still lags behind, and the hate crimes bill was too late for 21-year-old Tyli'a Mack, stabbed in the streets of Washington, D.C.