Miami Dolphins Rumors: Miami Dolphins exploring the idea of signing NFL Free Agent Akiem Hicks. Miami Dolphins Defensive Line lacks depth – NFL Free Agent Akiem Hicks would be a huge boost to Dolphins Defensive Line. Miami Dolphins Defensive Line led by Christian Wilkins and Zach Sieler has been solid, but adding Akiem Hicks provides a better back up option than Raekwon Davis and Da’Shawn H