Rare, potentially deadly mosquito-borne virus puts Massachusetts on alert

• 2 hours ago
• News
• Duration 1:53

A rare, but potentially deadly virus spread by mosquitoes has communities in Massachusetts on alert, with some issuing curfews after dusk and rescheduling evening events. A man in his 80s died in the U.S. and Health Canada has confirmed a horse in the Ottawa area has contracted the virus.