This week’s most-read stories included Cars.com’s $25,000 Family Sedan Shootout — our look at eight midsize cars on the market with a real family along for the ride. Readers also liked the top 10 best-selling cars for April, the New Jersey law requiring red tags for drivers younger than 21, the Toyota Sienna’s “Swagger Wagon” music video and new details about the 2011 Cadillac CTS coupe. Check out the top five stories through the links below.