Which rookie struck out 20 batters in a game for the Cubs in 1998?

Who was the last major leaguer to hit .400 in a season? Who has won the most MVP awards in MLB history? Which third baseman won 16 straight Gold Glove Awards? Who holds the MLB record for career wins by a pitcher? Which Nationals pitcher struck out 20 batters in a nine-inning game in 2016? Which team's famous 1927 lineup was called "Murderers' Row"? Which team's 1930s club was known as the "Gashouse Gang"? Which team's 1950s stars were immortalized as "The Boys of Summer"?