 After Spider-Man discovers his involvement in Gwen Stacy's kidnapping, the web-slinger interrogates the Tinkerer until he confesses the Master Planner's location and leaves him for the authorities.
<meaning-changed>  After Spider-Man discovers his involvement in Gwen Stacy's kidnapping, the web-slinger interrogates the Tinkerer until he confesses the Master Planner's location and leaves him for the authorities.
 After Spider-Man discovers his involvement in Gwen Stacy's kidnapping, the web-slinger interrogates Mason until he confesses the Master Planner's location and leaves him for the authorities.