Kelsley Manns, missing July 1, 2013 - 7:48PM 57 reading now Police say they have serious concerns for a teenager who went missing from a friend's house on Sunday night. 16-year-old Kelsley Manns went missing from a house in the south-western Sydney suburb of St Andrews, about 10 pm on Sunday. Mr Manns is originally from Orange, but was on a family holiday when he disappeared. Police say he needs urgent medical care due to a range of health conditions and they are seriously concerned for his welfare. He was last seen wearing black tracksuit pants, blue jumper and either gumboots or bare feet and is described as 160 centimetres tall, 70 kilograms and with blonde hair.