Logan and Jake Paul offer $12 million for Trump hat

Logan and Jake Paul offer $12 million for Trump hat

Brothers' offer is for hat Trump wore during July 14 assassination attempt

Trading card app Ludex sponsors VIP Lounge at The National

Trading card app Ludex sponsors VIP Lounge at The National

Ludex is also providing an interactive map of the show floor

Exclusive: Experts differ on photo-match for Babe Ruth 'Called Shot' jersey

Exclusive: Experts differ on photo-match for Babe Ruth 'Called Shot' jersey

MeiGray, PSA have authenticated jersey, but Resolution Photomatching failed to return a match in three examinations

Nadal's shirt from '05 French Open comes to auction

Nadal's shirt from '05 French Open comes to auction

Match-worn shirt carries estimate of $100k, could set record

Buried in a landfill in 1983, "E.T." video game now a rare treasure

Buried in a landfill in 1983, "E.T." video game now a rare treasure

Game was one of biggest flops of 1980s; thousands of cartridges dumped in New Mexico

Kith-Marvel sneaker collaboration includes prototype PSA comic book holders

Kith-Marvel sneaker collaboration includes prototype PSA comic book holders

Limited run of sneakers, comics will be available at PSA’s booth at San Diego Comic-Con

As Summer Olympics arrive, collectibles remain lacking

As Summer Olympics arrive, collectibles remain lacking

New Topps Olympic Chrome set is one of few offerings for stars we'll see in Paris

How Graig Kreindler became 'The Painter of the National Pastime'

How Graig Kreindler became 'The Painter of the National Pastime'

With excruciating attention to detail, Kreindler recreates classic MLB scenes from photographs

Kobe Bryant's Staples Center locker hits auction block

Kobe Bryant's Staples Center locker hits auction block

Sotheby's sold the most expensive Bryant jersey ever last year for $5.8 million

X-ray technology could be newest scam in sports cards

X-ray technology could be newest scam in sports cards

Hobby alarmed by social posts showing use of CT scanners to peer inside boxes of packs