Young girls hold banners during a demonstration Thursday in Lucknow, India, after police arrested several men for allegedly raping and murdering two teenage sisters and then hanging their bodies from a tree. Azam Husain/Barcroft Media/Landov hide caption

itoggle caption Azam Husain/Barcroft Media/Landov

Indians participated in a candlelight vigil last month to mark the anniversary of the death of a young woman who was gang raped and murdered in New Delhi. Indian media dubbed the woman "Nirbhaya," or fearless. Now, after other high-profile rapes in the country, India has unveiled a handgun for women. Tsering Topgyal/AP hide caption

itoggle caption Tsering Topgyal/AP

A view of the Paharganj area is pictured in New Delhi on Wednesday. Police were questioning a group of men after a Danish woman says she was robbed and then gang-raped in the heart of the Delhi's tourist district. Vijay Mathur/Reuters/Landov hide caption

itoggle caption Vijay Mathur/Reuters/Landov

Outside the courthouse in New Delhi on Friday, demonstrators gathered to call for — and then celebrate — the death sentences handed down for four men convicted in the December gang rape and murder of a young woman. Roberto Schmidt /AFP/Getty Images hide caption

itoggle caption Roberto Schmidt /AFP/Getty Images

During a demonstration Wednesday, Indian activists hold posters of the four men convicted in the New Delhi gang rape case that shocked the country. Narinder Nanu/AFP/Getty Images hide caption

itoggle caption Narinder Nanu/AFP/Getty Images

A police bus believed to be carrying the four men convicted for the December rape and murder. Money Sharma/EPA/LANDOV hide caption

itoggle caption Money Sharma/EPA/LANDOV

A protester in India chants slogans as she braces herself against the spray fired from police water canons during a protest in December sparked by the gang rape of a 23-year-old paramedical student. Daniel Berehulak/Getty Images hide caption

itoggle caption Daniel Berehulak/Getty Images

The scene at a candle light vigil earlier this month in New Delhi. Those gathered want the men accused in a brutal rape and murder to be punished, and they want violence against women in India to stop. Harish Tyagi /EPA /LANDOV hide caption

itoggle caption Harish Tyagi /EPA /LANDOV