Family's only surviving member tells harrowing story of tragedy

Zheng Lancheng - the sole member of one family to survive a tour boat sinking in waters off Thailand on Thursday - sits in a chair with a bag in his hand. Inside are clothes for his dead wife, daughter, son-in-law and 18-month-old granddaughter, whose bodies are in a morgue.

Along with his granddaughter's clothing is a table tennis ball, which was her favorite plaything when she was alive.

On Thursday, five family members were on one of two boats carrying a total of