A district nurse who fractured her ankle at work had to finish her shift because there was nobody to cover for her.

The death toll from the July Fourth flash flood that ravaged a swath of central Texas rose to at least 109, many of them children, as search teams press on through mounds of mud-encrusted debris for scores of people still missing.

CCTV from outside a Wellington house where an elderly woman was found dead shows no one else parked outside or walked up the steps to the house after her daughter - who is accused of murdering her - says she left to get help.