Photos: U.S. marks 9/11 with somber tributes

Each year at ground zero, victims' relatives infuse the ceremony with personal messages of remembrance, inspiration and concern

Mom of 8-month-old attacked by dog thanks first responders

Baby Naomi spent two days in intensive care after being attacked by the family dog, and her mother, Alyssa Monnier, had the chance to thank her rescuers

Enjoy your day – buy a coffee’

A note left on the windshield of an ambulance blocking a driveway in England encouraged the EMS crew to enjoy their day, with money attached for a coffee stop

Ambulance crew finds note: 'Enjoy your day – buy a coffee’

A note left on the windshield of an ambulance blocking a driveway in England encouraged the EMS crew to enjoy their day, with money attached for a coffee stop

Ambulance crew finds note: 'Enjoy your day – buy a coffee’

A note left on the windshield of an ambulance blocking a driveway in England encouraged the EMS crew to enjoy their day, with money attached for a coffee stop

Man attacks paramedic with knife during altercation at hospital

Danny Jay Williamson was charged with second-degree battery after allegedly cutting a paramedic with a knife at a Little Rock hospital

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