Detailed Instructions: In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story such that it seamlessly connects with the rest of the story.
Q: Title: Hard headed. Sentence 1: Betty Anne and Carl were playing in their backyard. Sentence 2: Because it had rained, their mom told them not to go near creek. Sentence 3: Thinking they wouldn't get swept away, they got in the creek. Sentence 4: A neighbor saw them being pulled down stream and called 911.
A:
A police took them back home to their unaware mother.