Maryland police, airport authorities stop child with coronavirus from boarding flight. Maryland authorities successfully intercepted a COVID-positive passenger from boarding a flight on the Tuesday before Thanksgiving. The incident was confirmed by state law enforcement on Wednesday, according to FOX 5 DC. A 9-year-old boy and mother were stopped from boarding a flight to Puerto Rico after health department officials notified the Maryland State Police of the child’s coronavirus test result. Check out the link to read the full story.