Friday was a good day for Yahoo, which saw headaches involving licensing fees for its LAUNCHcast music service and patents for parametric searching disappear.

Alabama's high court found the state had no foundation for Medicaid drug-pricing fraud claims that resulted in more than $300 million in jury verdicts. The ruling completely shifts the momentum in the sprawling multistate litigation over average wholesale drug prices.

AstraZeneca faces more than 9,000 suits over the antipsychotic drug that's alleged to cause diabetes. And newly filed documents suggest the FDA wants answers as well.

We've been deluged with news about challenges to mandatory arbitration clauses over the last few months, ever since the Supreme Court issued its AT&T Mobility v. Concepcion opinion last year. So it's refreshing to read a decision on arbitration provisions with a twist: in this case a good old-fashioned (alleged) conspiracy, featuring a lawyer-studded cast.