Pricilla Tulling, mother of seven children, has been a tunnel miner since 2003. Originally from Bacolod, she moved to Monkayo during the gold rush period."At some point, I worked for 72 hours because I have a child who is college and i needed money for her education."She told coconuts manila. "Some mine sites can be very hot, some are also cool, or sometimes it has a shower because...