Toddler shoots mother in Idaho Wal-Mart in 'a tragic accident'

US authorities say a two-year-old boy has accidentally shot and killed his mother inside a Wal-Mart store in Hayden, Idaho.

Kootenai County sheriff's spokesman Stu Miller said the child reached into Veronica J Rutledge's purse, and her concealed gun fired.

Officials said Ms Rutledge had a concealed weapons permit.