I woke up at 7 a.m. to my dog's loud barking, as he was trying his best to wake me up, and then I saw something frightening.

This morning, the narrator's dog persistently woke them up by barking, pawing, and whining. The dog's behavior alerted the narrator to a fire in their apartment caused by an unattended iron. Thanks to the dog's actions, the narrator was able to escape and call the fire department, preventing a potential tragedy.