Nike is pulling a tennis shoe adorned with a Betsy Ross flag image after former NFL quarterback Colin Kaepernick complained to the shoemaker about the racist undertones of the design, the Wall Street Journal reports. The heel-area back of the shoe features has the early design of the U.S. flag, which has 13 white stars in a circle on it and is named after Ross, a Philadelphia upholsterer and flag-maker who died in 1836. Citing unnamed sources familiar with the matter, the Journal said Kaepernick, a Nike endorser, told the company he and others found the flag symbol offensive because...