Those images stayed with her, tugging at her, she says, to go back one day and help.
Throughout, the investigation churns on, tugging us along with it.
There already is lots of pulling and tugging all over the map with little to show for it.
c.1500, from tug (v.). Meaning "small steamer used to tow other vessels" is recorded from 1817. Phrase tug of war (1670s) was originally figurative, "the decisive contest, the real struggle."