By Emily Carter

Renis Vladi

• 15-year-old
• Last seen from home in Welwyn Garden City on 14/10
• Left home to catch a train around midday in London
• White, brown eye, short brown hair, tall
• Last wearing blue jacket, grey trousers, trainers

Gazem Tageel

• 16-year-old
• Last seen on 10 am on 22/10
• Last seen in Hatfield, with links to Stevenage and Ilford in London
• Last wearing a black coat, black top, black jeans and black trainers
• Black, 6ft1, slim build, curly black short hair

Sibhosaim Banda

• 19-year-old
• Last seen getting in a taxi near Watford General Hospital at 2 pm
• Lives in London Colney
• Black, medium build, blue braided hair, nose piercing
• Last wearing grey joggers and black crop top