Hundreds of dredging rafts operated by illegal miners have gathered in a gold rush on the Madeira River, a major tributary of the Amazon, floating hundreds of miles as state and federal authorities dispute who is responsible for stopping them.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline