He has been 'struggling' with the problem of how to keep good workers from leaving.
She is 'struggling' with her health. [=she is having problems with her health]
She was 'struggling' with the door. [=trying to open the door]
(..) he/she found Chris' abandoned car. A group of searchers he/she rushed to the desert. Not there were indications that Chris has returned to the car, but neither there were indications of struggle. The police determined that Chris had left to will. That didn't make happy my parents that quickly (..)2007 Into the Wild