Shark stranded in South Korean canal draws 600,000 visitors as rescue bid fails

A shark stranded in a canal in the South Korean port of Busan has become the ​country’s latest wildlife sensation, with the city saying about 600,000 ‌people have flocked to see it over the past two weeks. The 3.5-metre shark was first spotted in a narrow waterway in North Port on September 18. As the days ​passed without the shark finding its way back to the ocean, ​authorities launched a rescue operation on Tuesday to guide it out, ⁠but the effort failed. The Coast Guard and other agencies deployed vessels to ​spray jets of water behind the shark to gently propel it toward ​the open ocean,…