Sanders joins picket line, fights Clinton for union support

By Gina Cherelus and Megan Cassella NEW YORK/WASHINGTON (Reuters) - Democratic presidential candidate Bernie Sanders joined a Verizon workers' picket line in Brooklyn on Wednesday after being endorsed by New York City transit workers as he fought for union support that has largely gone to rival Hillary Clinton. Sanders, who was born in Brooklyn, addressed the hundreds of striking workers as "brothers and sisters" and thanked them for their courage in standing up to what he characterized as corpo