Google Auto Suggest

When typing in "How long i" I get the following auto suggestions:

• How long is the w&od bike trail
• How long is the great wall of China
• How long is a 5k
• How long is a marathon
• How long is iron man 2
• How long is avatar
• How long is a meter
• How long is pinkeye contagious
• How long is the SAT
• How long is a baseball game

Wow. How long is a 5k? What color was Napoleon's white horse?