By Nailia Bagirova and Lucy Papachristou BAKU (Reuters) -Post-mortems on two Azerbaijani brothers who died in Russian police custody have shown that they were beaten to death, authorities in the South Caucasus country said on Tuesday as tensions rose sharply between Moscow and Baku.

Azerbaijan and Russia have engaged in a rare escalation of judicial measures against each other over the last days, as relations between the two countries reach a new low. View on euronews