If the vows that people recite during their wedding ceremony are so sacred and heartfelt, then why are there so many marriages ending in divorce due to infidelity? Terri Powell asked herself that very question after witnessing her father walk out on her mother with no warning whatsoever. Maybe her mother could have handled it differently had she known about his cheating ways before she took her vows. Wouldn't it be great to know if the man or woman you intended to propose to, or spend the rest of your life with, would be faithful to you before you said 'I Do'? Terri found that there were a...