UPDATE 1-Tennis-Veteran Haas ends Djokovic dominance in Miami
Wed Mar 27, 2013 6:06am GMT  * Haas ends Djokovic's 14-match
winning streak at tournament  * Opens door for Murray to replace
Federer as world number two  * Serena Williams moves into semi-
finals (Adds details, quotes)   Haas, who turns 35 next week,
needed just 80 minutes to end Djokovic's 14-match winning streak
at the tournament and consign the world number one Serb to just
his second loss of the season.  "Playing against someone like
Novak and coming out on top at this time of my career, it's
unbelievable," Haas told reporters.    "All the credit to him.
He played a great match and he was the better player, no
question about it," said Djokovic, who won a third successive
Australian Open title in January.  "As far as I'm concerned,
it's definitely the worst match I have played in a long time."
Djokovic's defeat opens the door for second seed Andy Murray,
who eased into the last eight with a 6-2 6-4 win over Italy's
Andreas Seppi, to replace