<p>The main obstacles to Valeria Kolosova escaping from Ukraine are her passport and ID card, which identify the 24-year-old transgender woman as a man - meaning she must stay to fight the invading Russian forces.</p><p>Kolosova left her hometown of Kyiv on Sunday and took a shared ride to the western city of Lviv, hoping to cross into Poland. But she is too scared to attempt the journey.</p>