Maddie McCann police clash over sharing DNA evidence that could lead to breakthrough; German investigators want to retest a saliva sample found on Madeleine McCann's bed in the holiday apartment she vanished from -though the Portuguese are reportedly unwilling to budge after their scientists failed to extract a full DNA profile

Byline: By, Martin Fricker & Andy Lines & Ryan Merrifield Police in Germany and Portugal have clashed over sharing DNA evidence that could lead to a breakthrough in the Madeleine [...]