Posted by New England News

Channel 5 (1:34) -- City officials say in some cases, wheelchairs were found filled with hazardous material, like blood and needles. Subscribe to WCVB on YouTube now for more: http://bit.ly/1e8lAMZ Get more Boston news: http://www.wcvb.com Like us: https://www.facebook.com/wcvb5 Follow us: https://twitter.com/WCVB Instagram: https://www.instagram.com/wcvb5/