&quot;This has to stop,&quot; says Pinkie Price, the grandmother of Vontay Price, one of two men killed on Martin Luther King Jr. Day, as she speaks out against the killings during a vigil for Price and Royal Willrich at Lockwood Park in San Antonio on Saturday, Jan. 24, 2015. The vigil was organized by Stand Up S.A., a Metro Health violence prevention program. Photo: Lisa Krantz, San Antonio Express-News / ©2014 San Antonio Express-News