Davydenko advances, Robredo, Karlovic ousted at Qatar Open

DOHA, Qatar -- Top-seeded Nikolay Davydenko advanced to the
second round of the Qatar Open on Tuesday while No. 2 Tommy Robredo
and No. 5 Ivo Karlovic were eliminated in straight sets.

Davydenko had a 91 percent first-serve rate and converted seven
of 13 break-point chances to rout German qualifier Benedikt Dorsch
6-3, 6-0.

Robredo was broken twice in the first set and was upset 6-4, 6-4
by Argentina's Agustin Calleri 6-4, 6-4, evening the series between
them 4-4.

Karlovich had 16 aces but failed to convert any of four break
chances and also was ousted, 7-6 (2), 6-2 by Belgium's
Christophe Rochus.

Other seeds fared better. No. 3 Andy Murray of Britain, last
year's runner-up, converted 11 of 17 break-point opportunities and
beat Olivier Rochus 6-0, 6-2, while eighth-seeded Dmitry Tursunov
defeated Spain's Albert Montanes 6-2, 7-5.

It was the third straight year Rochus has failed to
advance past the first round of the $1.05 million event.

Murray will face Germany's Rainer Schuettler, who rallied to
beat Andrei Pavel 1-6, 6-2, 6-0, ending a four-match losing streak
against the Romanian.

In other matches Tuesday, Janko Tipsarevic of Serbia defeated
Santiago Ventura of Spain, 3-6, 6-3, 6-4 and Switzerland's
Stanislas Wawrinka beat Spain's Alberto Martin 6-2, 6-2.