They wailed and clutched white roses, praying for their dead - families of two cousins who were among 39 Vietnamese found in a truck in Britain held emotional homecomings for the young men Wednesday.Relatives have waited weeks for their bodies to come home, after they were discovered lifeless in a refrigerated container in Essex, east of London, last month.Hoang Van Tiep, 18, and his 33-year-old cousin Nguyen Van Hung were among 39 people found in the truck, a tragedy that has paralysed commu