Tens of thousands of law enforcement officers pour into the funeral for slain New York City police officer Wenjian Liu.<br/> <br />32-year-old Liu and his partner, 40-year-old Rafael Ramos, were shot dead last month in an ambush attack.<br/> <br />New York City Mayor Bill de Blasio and Police Commissioner Bill Bratton are among the mourners.<br/> <br />(SOUNDBITE) (English) NEW YORK CITY MAYOR BILL DE BLASIO SAYING:<br/> <br />"Thank you to all who have gathered here to remember this good man and support this good family. All of our city is heartbroken today."<br/> <br />(SOUNDBITE) (English) NEW YORK CITY POLICE COMMISSIONER BILL BRATTON SAYING:<br/> <br />"He called himself Joe. For awhile, he was on the path to becoming an accountant, but 9/11 changed those plans."<br/> <br />Bratton says Liu, who emigrated from China at age 12, "saw the possibility of helping others" on that tragic day.<br/> <br />Lui's widow professes her love for the man she was married to for only two months.<br/> <br />(SOUNDBITE) (English) LIU'S WIDOW, P