Authorities say they believe they spotted Travis Decker, an ex-soldier wanted in the deaths of his three daughters, near a remote alpine lake in Washington state, after receiving a tip from hikers who said they saw a lone person who appeared to be ill-prepared for the conditions.

While the GoFundMe account has netted hundreds of thousands of dollars for Whitney Decker, it's people's feelings that stand out.

Authorities believe they have tracked Travis Decker, an ex-soldier wanted in the death of his three young daughters, to Blewett Pass, an isolated stretch of the Cascades in central Washington.