News bites: Nurses lobby for better wages as rules stall

The horse racing world says global regulations on using steroids on horses during training are "inconsistent."  

Bloomberg's challenge to the Commodity Futures Trading Commission's new swaps rule is piling stress on the already over-worked regulator. [registration required]

New Zealand officials say they hoped new rules would stimulate offshore drilling activity while keeping out "oil cowboys." 

Campaign regulator says same-sex couples may not make joint political donations, The Hill's Justin Sink reports.