Washington, Oct 24 : Democratic presidential nominee Barack Obama holds a 13-point lead over Republican rival John McCain, a new CBS News/New York Times poll shows.

Obama now leads McCain 52 percent to 39 percent among likely voters nationwide, roughly the same lead he held last week. Just five percent are undecided, and more than 9 in 10 of each candidate''s supporters say their mind is made up.

Rome - The largest lottery prize in Italy's history - over 100 million euros (125 million dollars) - has been won after a string of 77 weeks in a row without a winner, reports said Friday.

London, Oct 24 : Psychiatrist and broadcaster Raj Persaud has left his job at a leading hospital four months after being convicted of dishonesty by a disciplinary tribunal.

Persaud, who has lost media commissions after admitting plagiarism at a General Medical Council hearing in June, has stepped down as a consultant psychiatrist for the South London and Maudsley NHS trust.

The move follows talks with trust officers this month when he was legally cleared to return to work after being struck off for three months by the GMC.

The tribunal criticised him so heavily that there was widespread doubt that he would return to consultant status, The Guardian reported.

A spokesman for the Maudsley confirmed that Persaud had left.

US researchers say hydrogen sulfide, known for its bad smell is important for regulating our blood pressure. According to the study published in Science, researchers at John Hopkins University, in Maryland found that hydrogen sulfide; a toxic gas responsible for the foul odor of flatulence is also produced by an enzyme called CSE in the thin lining of the blood vessels. This regulates blood pressure by relaxing the blood vessels.

Guangdong Yang, PhD, of the University of Saskatchewan and Lakehead University in Canada, and colleagues examined two groups of mice in the study. One group of mice was normal while the second group of mice had been engineered to not have CSE, an enzyme long suspected of making hydrogen sulfide.

Violence in Bihar has forced the Eastern Railway authorities to cancel seven trains that pass through Bihar.  

"Though there has been no news of any fresh violence on this day, the railway authorities did not want to take any chances," said an Eastern Railway official.

The cancelled trains list includes Bhagalpur-New Delhi Vikramshila Express, the Bhagalpur-Muzaffarpur Jansewa Express, the Sealdah- Balia Express, the Howrah-Patna Janshatabdi Express, the Howrah-Hardwar Puja Special, the Howrah-Raxaul Mithila Express and the Sealdah-Jaynagar Gangasagar Express, an ER press release said. The Sealdah-Udaipur Ananya Express was diverted via Pradhankhunta.

Chairman of Jammu and Kashmir Liberation Front (JKLF) Mohammad Yasin Malik and president of Jamiat-e-Ahlahadees Moulana Showkat Shah were arrested on Wednesday night. The police arrested them on the charges of launching an anti- election campaign in north Kashmir.

A senior police officer of the state has confirmed their arrest and said that both of were lodged in Submal Police station.

Their arrests have sparked protests in Maisuma area. Police resorted to lathi charge to disperse the angry protesters.

These two break-out factions of Hurriyat Coneference have planned for anti-election campaign through out the valley.

Meanwhile the National Conference has launched its election campaign.