to run about; to bustle around from place to place, often busily or energetically
子どもたちが公園で駆け回って遊んでいる。
The children are running around playing in the park.
忘年会の準備で、係の人が会場を駆け回っていた。
During the year-end party preparations, the people in charge were rushing around the venue.
彼は情報を集めるために会社中を駆け回った。
He ran around the company to gather information.