The Supreme Court on Tuesday took up the case of a 15-year-old Mexican national who was shot to death in 2010 as he cowered behind a pillar in Mexico, by a US Border Patrol agent standing on American soil.

The family of Sergio Hernandez is seeking to sue the border official for their son’s death. They say the agent violated Hernandez’s constitutional rights.

The violent shooting was caught on cell phone video and sparked outrage because fact that Hernandez was unarmed.

This is the first case the Supreme Court heard under the new administration and comes as President Donald Trump’s policies concerning