"Even if it means sacrificing everything", accompanied by the hashtag #JustDoIt.
The new ad, which Kaepernick shared on social media Monday afternoon, features the message: "Believe in something".
As the positive reactions focused on Kaepernick's decision to opt out of his contract with the Niners in March 2017 to continue his fight against social injustice in the United States, critics pondered if the 30-year-old free agent really had to "sacrifice" anything, especially given the newly-obtained publicity and an ad contract with Nike.
Fans have already taken to Twitter to slam the ad campaign, often using the argument that sport stars and apparel companies shouldn't be getting into political issues.
2 named storms now in the Atlantic; should we be anxious ?
At the time, peak sustained winds were 45 miles per hour , but wind gusts were in the 50 mph-to-60 miles per hour range. Tropical storm warnings are coming for parts of south Florida and the Keys, the NHC said, in a 9 a.m. special advisory.
Canada's controversial Trans Mountain pipeline squashed by court
Gratton said continued setbacks on the consultation file, including the ruling on Trans Mountain, is a real challenge for country. Hundreds - including two federal MPs - have been arrested for blocking the entrance of a facility belonging to Trans Mountain.
Pres. Trump Accuses Bruce, Nellie Ohr Of Colluding With Russia
Trump has called the Russian Federation investigation a "witch hunt" and has denied any collusion between his campaign and Moscow. In a tweet Thursday, the president claimed Nellie is a Russian Federation expert who can fluently speak the language.
Several players raised their fists, kneeled or stayed off the field at preseason games over the past several weeks.
Kaepernick and another former 49ers player, Eric Reid, have not been signed by any of the NFL's 32 teams since their protests spread around the league.
On Thursday, arbitrator Stephen Burbank denied the league's request to dismiss the case, which means he found sufficient evidence for the case to continue and perhaps go to trial. As Darren Rovell reports "Nike had been paying Colin Kaepernick all along, waiting for the right moment". He has not been on a roster since 2017.
Kaepernick, the former NFL quarterback at the centre of a raft of legal cases that's nearly assuredly going to rattle the very core of the league's institutional whiteness, was not only revealed to be the face of the campaign, but a very well-paid one at that.