Identity Crisis in Presbyterian Church in America (PCA)?

The Rev. Mr.
Wesley White is suggesting an identity crisis with the Presbyterian Church in
America (PCA)?  Thoroughly or Broadly
Reformed?  We would suggest the PCA is “broadly”
Reformed and even quasi-Confessional. 
They refused to affiliate with the Orthodox Presbyterian Church (OPC)
initially and during later discussions.  Why not? 

Exhibit A: 
Professor John "Latitudinarian" Frame, RTS,