One current Cap sidekick is the most likely choice.

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The images were at the center of one of the most notorious hoaxes in history.
The Thirteenth Doctor is making history.
A disturbing discovery in a piece of luggage only added to the legends.
You would never know from his books that Goosebumps and Fear Street author R.L. Stine used to write joke books for kids under the name Jovial Bob Stine
Score a date with the Kingslayer.
As a pet parent, you want to make sure you're doing everything right when it comes to the care and well-being of your four-legged companion.
"It ends beautifully for my character, whether it be tragic or not," the actor teased regarding the fate of Tyrion Lannister.
The new 'Doctor Who' star describes herself as a “quiet person’s nightmare.”