American Airlines confirmed that the puppies were sent by a commercial kennel/puppymill. Looks like only half of the puppies were deemed healthy enough to fly.
The dogs, which were sent by an unidentified commercial dog-breeding operation in Oklahoma, were to make connections at O'Hare to flights that would take them to pet stores in other states. Only seven of the 14 dogs were deemed "airworthy," and they were placed on the second flight, American spokeswoman Mary Frances Fagan said.
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American Airlines probes deaths of puppies