In North Aurora, Illinois, man arrested by Chicago Police on drug charges last Wednesday night died after apparently swallowing the drugs while in custody. Kevin Davis, 47, becomes the 40th person to die in US domestic drug law operations so far this year Citing police sources, the Chicago Sun-Times reported that Davis was arrested by police at 7:38pm. When he subsequently collapsed, he was taken to Saints Mary and Elizabeth Medical Center, where he was pronounced dead at 9:28pm.Harrison Area detectives were investigating. Which drugs Davis ingested is not known.Davis's death come little more than a month after the city of Chicago paid $1.3 million to the family of another man who died in police custody after being arrested and swallowing drugs. The city settled after a police videotape showed officers neglected to aid the man as he struggled for life in the back of a paddy wagon.