Boston Mayor Michelle Wu testified before a House committee on so-called "sanctuary cities" in Washington Wednesday.

Mayor Wu has yet to officially launch her reelection campaign, but she couldn’t ask for a bigger stage to show why she deserves four more years.

She stood up for the city and refused to cower in the face of threats and smears,” one of more than 1,700 respondents said. The post Mayor Michelle Wu represented Boston well at the ‘sanctuary cities’ congressional hearing,