* Floyd, who was black, died after white officer knelt on his neck * Lewis Hamilton and Colin Kaepernick also share imagesAthletes including LeBron James, Lewis Hamilton and Colin Kaepernick have expressed their anger and grief over the death of George Floyd, the African American man who died after being pinned to the ground by police on Monday.Floyd's death sparked outrage across America after video of his death emerged. In the video a white police officer kneels on Floyd's neck as the 46-year-old says he is unable to breathe, before he eventually stops moving. LeBron James, who has spoken out against police brutality in the past, compared the police officer's stance to Colin Kaepernick's peaceful protest in 2016, during which he knelt during the national anthem to highlight racial injustice in the US. > View this post on Instagram> > Do you understand NOW!!??!!?? Or is it still blurred to you?? 🤦🏾‍♂️ StayWoke👁> > A post shared by LeBron James (@kingjames) on May 26, 2020 at 4:38pm PDTJames posted a photo of the police officer kneeling on Floyd next to one of Kaepernick in a similar position before an NFL game. "This ... ... Is Why," James...