News bites: CBO says ruling cut $84B from healthcare reform

CBO: Supreme Court decision cuts healthcare reform costs by $84 billion.

CBO: Court's ruling might blunt reach of health law.

Thirteen states cut Medicaid to balance budgets.

Obama skipping AIDS conference for campaign draws activists' ire.

London aims to be doping's Waterloo.

New York City's proposed ban on big, sugary sodas draws heated debate.

Many drugs remain legal after "bath salts" ban.

---