“That’s the first I heard about a slap.”
It really does not matter whether you “heard” about it or not.
I did a search regarding the “slap”. Can’t find anything to corroborate your claim. Can you provide information regarding that?
Or, maybe you meant this: http://atlantadailyworld.com/2014/07/31/nyc-cop-who-killed-eric-garner-with-chokehold-once-slapped-black-mens-genitals/