zella jackson price of olivette , missiouri , gave birth to her baby 49 years ago .
after she was told her baby had died , the baby , now named melanie gilmore , was adopted to another family for an unknown reason .
price , 76 , and gilmore , 49 , confirmed they were related through a dna test .
they both appear to be overwhelmed with emotion during reunion .
soon they will begin an investigation into the hospital to see what happened .