Now that The New York Times pay wall is live, you only get 10 free clicks a month. For those worried about hitting their limit, we're taking a look through the paper each morning to find the stories that can make your clicks count.

Top Stories: Members of the Second Battalion, Fourth Marine Regiment — one of the hardest hit in the entire Iraq war — have begun gathering every Memorial Day near the graves of fallen members, in what has become a growing annual reunion. A private company contracts with local cities to track and report gunshots, using audio surveillance that points police to gun crimes. President Obama and the terrorist "Kill List.'

U.S.: West Point teachers debate the effectiveness of the last decade of counterinsurgency tactics. The U.S. will begin a 13-year commemoration of the Vietnam War.

Opinion: Stop falling for "fake medical innovations" that sound cool, but don't improve patient health.

Science: As species die out and resources are limited, zoos must choose which ones they should try and save and which ones to let go. New research on the Earth's core has thrown previous models of its behavor and makeup into question. How do animals "smell" fear? Venus will "transit" in front of the sun next week, a phenomenon that won't happen again for another 105 years. 

Health: Clothing manufacturers claim their new products can protect against sun damage, but doctors aren't buying it. Capt. Rachel Odom is the only physical therapist serving the battered soldiers in the Fourth Brigade Combat Team in Afghanistan. 

Technology: Microsoft is still working to integrate Skype (which it bought for $8.5 billion) with its other products.

New York: The case of a couple who disappeared in 1997 has some parallels to the Etan Patz case.

World: The British will hold a three-day scholarly conference on the monarchy and its ability to endure in democratic times.

Books: The Spoiler is a new novel that "creates a fictional world that feels like a fun-house mirror of journalism from the late ’90s ... when the Internet had just begun to rattle newspapers but had not yet completely overturned them." God's Hotel is one doctor's account of a dying breed of hospital where patients were given as much time as necessary to heal.

Sunday Magazine: A profile of Noomi Rapace, who was the original Girl with the Dragon Tattoo and now stars in Ridley Scott's Prometheus.

Photo Gallery of the Day: Queen Elizabeth's Diamond Jubilee is this week.