AS the leader of the Republican party in the US Senate and a possible presidential candidate, Senator Bill Frist of Tennessee has a reputation for sober rectitude. The same cannot be said of his son Jonathan, a Vanderbilt University student who recently appeared on the internet wearing six cans of beer strapped to his belt.

Nor has Jonathan’s brother Bryan done much to help his father’s attempts to strike a reasonable note about US involvement in Iraq. “I was born an American by God’s amazing grace,” wrote Bryan Frist in an online profile. “Let’s bomb some people.”