Joe Arpaio still investigating Obama’s birth certificate: ‘I’m not going to give up’

Maricopa County Sheriff Joe Arpaio vowed Tuesday not to give up on his yearslong investigation into President Obama’s birth certificate, which the sheriff described as a “forged document.” “I’m not going to give up, and we’re looking into it,” the sheriff told a crowd of Surprise Tea Party Patriots in Phoenix, The Arizona Republic reported. “I…