By Douglas Holtz-Eakin
The young drop coverage to avoid higher premiums

When 22-year-old Jonathan Roberge was killed by a suicide bomber while driving his M60-A3 tank in Iraq on Feb. 9, 2009, his parents honored his memory in a unique way. The Leominster, Mass., couple ultimately constructed a park — complete with an actual M60 tank and a bronze statue of Mr. Roberge.