Beyoncé, in a Nashville concert, called for a moment of silence before serenading attendees with her own rendition of "I Will Always Love You."
Some vowed to act, others had lost hope.
I feel sick. #RipTrayvonMartin— Miley Ray Cyrus (@MileyCyrus) July 14, 2013
Hanging out in a gated community with a gun, looking for some suspicious characters today.— RainnWilson (@rainnwilson) July 14, 2013
Had a gun-toting Trayvon Martin stalked an unarmed George Zimmerman, and then shot him to death... DO I EVEN NEED TO COMPLETE THIS SENTENCE?— Michael Moore (@MMFlint) July 14, 2013
My heart is with trayvon martins family tonight,so my focus on them. No one else really matters— Whoopi Goldberg (@WhoopiGoldberg) July 14, 2013
My heart goes out to Trayvon Martin's family & loved ones. Thought & prayers being sent their way #NoJustice— Kim Kardashian (@KimKardashian) July 14, 2013
My heart is heavy...for all who knew and loved #TrayvonMartin. His life mattered. This is shameful.— Mandy Moore (@TheMandyMoore) July 14, 2013
So the police tell you to do something you ignore them somebody ends up dead . Isn't that in itself a crime.— Chris Rock (@chrisrock) July 14, 2013
Only in America! #TrayvonMartin— Rihanna (@rihanna) July 14, 2013
And our taxes paid for that trial. We just paid to see a murderer walk free after killing an innocent unarmed little boy. #GodBlessAmerica— Nicki Minaj (@NICKIMINAJ) July 14, 2013