Nicola Bulley's family and friends have questioned a police theory that the missing dog walker fell in a river.In a Facebook post, Ms Bulley's sister, Louise Cunningham, urged people to "keep an open mind" as there is "no evidence whatsoever" that the dog walker fell in the river.Search teams from Lancashire Constabulary are continuing to trawl the River Wyre near St Michael's, working on the hypothesis that the missing mother-of-two, from nearby Inskip, could have fallen in when she disappeared

Nicola Bulley's family and friends have questioned a police theory that the missing dog walker fell in a river.In a Facebook post, Ms Bulley's sister, Louise Cunningham, urged people to "keep an open mind" as there is "no evidence whatsoever" that the dog walker fell in the river.Search teams from Lancashire Constabulary are continuing to trawl the River Wyre near St Michael's, working on the hypothesis that the missing mother-of-two, from nearby Inskip, could have fallen in when she disappeared on January 27.