Yes, DirecTV dropped Nick Jr. on November 5th, 2019. This was most likely due to the fact that Viacom, who owns Nick Jr., was in a carriage dispute with AT&T (DirecTV's parent company). AT&T has been trying to get Viacom to agree to new terms that would allow them to offer a skinny bundle of channels (i.e. a smaller selection of channels at a lower price point). Viacom has been unwilling to budge on this issue, and as a result, AT&T has removed several of their channels from their lineup, including Nick Jr.