Morning news wrap: Wolseley, AstraZeneca, Rio Tinto, Dragon Oil

In the FTSE 100, plumbing and heating equipment manufacturer Wolseley (LSE: WOS) expects the full year profit to exceed £326 million if current trends continue.
AstraZeneca (LSE: AZN) has agreed to pay £505 million to HM revenue & Customs (HMRC) in the UK to resolve the claims made by HMRC for the 15-year period from 1996 to 2010.
Rio Tinto (LSE: RIO) has expanded its Mine of the Future programme to develop new equipment and systems for deep underground mines ad has selected three partners to work on the project.
In the FTSE 250, Dragon Oil (LSE: DGO) reported on its full year results for 2009, saying revenues slid 12% to US$623 million, while profits declined 34% to US$259 million. The company's cash position improved 30% to US$1.137 billion.
In AIM, Africa operating gold and platinum miner Goldplat (AIM: GDP) reported a half yearly pre-tax profit of £1.15 million compared to £1.2 million a year ago as South African and Ghanaian gold recovery plants production for six months was down to 8,309 oz (ounces).
Forte Energy (AIM: FTE) reported assay results from recently completed resource drilling at BIR EN NAR uranium project, which it said  continued to show significant mineralisation with high-grade intercepts of U3O8 (uranium) recorded.
North American based explorer Nighthawk Energy (AIM: HAWK) said that Running Foxes Petroleum, the operator of its 50% owned Jolly ranch project anticipates an upward trend in production from current average test production levels of approximately 150 barrels of oil per day to an initial target of 1,000 barrels gross per day during 2010.

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