line. that is also part of the story of oakland. and we have to tell that story in oakland, anser hassan abc seven news. >> mayor tao issued a statement calling the incident deeply troubling, adding, quote, our entire city's hearts go out to the students, families, friends and school staff who should have been able to enjoy and celebrate in peace. >> the effort to recall oakland mayor shan tao, meanwhile, is moving forward. the group says they have collected more than the required number of signatures to get that recall on the november ballot. abc seven news reporter lena howland explains what happens next. >> she is toast. we say tao is toast. >> the group behind the recall effort, known as oust or oakland united to recall xiang tao, says they've collected more than 30,000 signatures in the past three months. that's 5000 more than the 25,000 needed by july in order to get the recall on the november ballot. they want to collect at least 10,000 more before turning them over to...