A Washington man has been arrested following a shocking incident caught on video, where he was seen hurling a rock at an endangered Hawaiian monk seal named Lani. This act of harassment has led to federal charges against him, as witnesses reported that he arrogantly claimed he could afford any fines imposed. The video sparked widespread outrage and prompted local authorities to vow to prosecute the tourist. A Hawaiian local was even hailed as a hero after intervening during the attack. Following a court appearance in Seattle, the man is set to return to Hawaii for further proceedings, potentially facing significant penalties for his actions, which have raised concerns about the protection of endangered marine life in the area.