41.   A study of spacecraft photographs in June produced strong evidence of gullies, sinuous valleys and other eroded Martian landscape produced by flowing water in recent times.

42.   A US intelligence official, asked about potential links between the FARC and global terrorist groups, said there is no strong evidence of any linkage.

43.   Abortion-rights advocates believe that the latest arrests provide strong evidence that there is an extensive underground network of anti-abortion extremists to support those who commit violence.

44.   But a senior government official said Wednesday they are struggling to develop strong evidence that closely ties Omar to Atta.

45.   But American counterterrorism analysts said the recently discovered Internet activity did provide strong evidence of efforts by al-Qaida to rebuild after its dispersal in Afghanistan.

46.   But FBI agents say they have strong evidence that Ismoil fled the country because he had participated in the bombing.

47.   But Malin and Carr also found the first strong evidence that in some places water had flowed for extended periods over great distances.

48.   But Masters finds strong circumstantial evidence that the idea, at least as it existed in the minds of Leonardo and Machiavelli, was bolder than that.

49.   But new findings being provide strong evidence that human heart muscle cells do regenerate after a heart attack.

50.   But new findings provide strong evidence that human heart muscle cells do regenerate after a heart attack.