Last Summer in the Hamptons, and Venice/Venice. She also had several appearances on television, most notably her role as Det. Sgt. Kay Howard on Homicide: Life on the Street until 1997. Three years later she reprised her role in the television movie, Homicide: The Movie. After a brief hiatus from acting, Leo's breakthrough came three years later in the Alejandro González Iñárritu film, 21 Grams released to critical acclaim. Leo appeared in a supporting role alongside Sean Penn, Naomi Watts, Benicio del Toro, and Clea DuVall. Leo shared a Best Ensemble Acting award from the Phoenix Film Critics Society in 2003 and the runner-up for the Los Angeles Film Critics Association for Best Supporting Actress. Leo appeared in supporting roles throughout the 2000s including the film Hide and Seek, the independent film American Gun, both in 2005, and a minor role in the comedy Mr. Woodcock. In 2006, she won the Bronze Wrangler at the Western Heritage Awards for Outstanding Theatrical Motion Picture for The Three Burials of Melquiades Estrada shared with Tommy Lee Jones who also produced the film. In 2008, she won the Maverick Actor Award and also the Best Actress award at the Method Fest for Lullaby (2008). That same year, Leo earned critical praise for her performance in the film Frozen River, winning several awards, including the Best Actress award from the Independent Spirit Awards, the Spotlight award from the National Board of Review, and Best Actress nominations from the Screen Actors Guild Awards, Broadcast Film Critics Association, and Academy Awards. Critic Roger Ebert backed her for a win, stating: "Best Actress: Melissa Leo. What a complete performance, evoking a woman's life in a time of economic hardship. The most timely of films, but that isn't reason enough. I was struck by how intensely determined she was to make the payments, support her two children, carry on after her abandonment by a gambling husband, and still maintain rules and goals around the house. This was a heroic woman." Following Frozen River, Leo continued to appear in several independent films, and had a minor role in the 2008 film Righteous Kill, with Al Pacino and her Hide and Seek co-star, Robert De Niro. Leo appeared in a series of films throughout 2009, including According to Greta, the title character in Stephanie's Image, True Adolescents, and Veronika Decides to Die. In 2010, Leo received fame for her role