Here is Dr. Dell Sanchez teachings about the Church's role in the end times. They are 3 short video teachings, less than 5 minutes.
Dr. Dell Sanchez is well known and well versed in Crypto Jewish history and the bible. He is a descendant of Crypto Jews himself!
Video 1 https://youtu.be/7eazTzxItWQ
Video 2 https://youtu.be/jfJehJ-gRBU
Video 3 https://youtu.be/BVO5MVnDREE