Grace and Matthew Huang, both from Los Angeles, have had been held in Qatar for more than a year after the death of their adopted daughter.
The couple was charged with starving the child, although the Huangs argue she had refused to eat and suffered from a parasitic condition. A judge overturned the ruling this weekend but, as they prepared to leave the country Sunday, their passports were seized and they were barred from leaving.
Peter Kovessy is a reporter with Doha News and has been following the case closely. He says