Marcus Freiberger, a popular Phoenix yoga instructor, went missing in February this year on his way to a blind date, and his body was found about a month later in a rock quarry in the Phoenix area. At this writing,

A beloved Arizona yoga teacher who vanished after he set out for a would-be romantic meetup with a blind date last month has been found dead.

I really want to get the word out that his truck is still missing,” Marcus Freiberger's childhood friend Amber Cranford tells PEOPLE.