Pampers Underjams XL

[Spidermanbatman]

Buffalo Teachers Say Having To Change Kids' Diapers Is A Bum Deal | Here & Now

School hires nappy changer as kids aren't toilet trained

Students who aren’t potty trained an issue for kindergarten teachers | The Spokesman-Review

Okay, those are 3 articles though (one from overseas) out of how many students in how many school districts? Hardly representative.