 Now, your top trending stories. At MNZ News Time 515, a sports memorabilia collector has posted a $70,000 reward for the return of $2 million worth of stolen baseball cards. Exhibitors at the Dallas Card Show were taking down their booths on Sunday when a man approached a vendor and started showing him pictures on his phone. The distraction allowed an accomplice to swipe a whole bunch of baseball cards, including six rare 1952 Mickey Mantle rookie cards.