Catholic Diocese Declares Its Own Baptisms Invalid?

In recent news headlines, a Catholic Diocese declared that an Arizona priest used one wrong word in baptisms for decades, and thereby they believe those baptisms are invalid. Are any Catholic baptisms valid? What do they believe actually saves you? This news headline is a springboard into talking about the Gospel and how it is that a man or woman can truly have their sins forgiven in Jesus Christ alone.

More Resources:
Is Baptism Necessary for Salvation?
Baptism or Christ