More from The National:
Saturday's best photos: from Nepal's rice festival to Ukrainian children decorating
Friday's best photos: from Venezuelan fisherwomen to naval midshipmen
Thursday's best photos: from UK royals at the Animal Ball to the Yankees' perfect game
Wednesday's best photos: from morning prayers in Moscow to protests at the Ashes
Tuesday's best photos: from Greece's new government to cooling off in Washington DC
Monday's best photos: from Glastonbury aftermath to a Guatemalan protest
Sunday's best photos: from Russia's Wagner group to the Ironman race in Denmark
How to protect yourself when air quality drops
Install an air filter in your home.
Close your windows and turn on the AC.
Shower or bath after being outside.
Wear a face mask.
Stay indoors when conditions are particularly poor.
If driving, turn your engine off when stationary.
Killing of Qassem Suleimani
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UAE currency: the story behind the money in your pockets
WEST ASIA RUGBY 2017/18 SEASON ROLL OF HONOUR
Western Clubs Champions League
Winners: Abu Dhabi Harlequins
Runners up: Bahrain
Dubai Rugby Sevens
Winners: Dubai Exiles
Runners up: Jebel Ali Dragons
West Asia Premiership
Winners: Jebel Ali Dragons
Runners up: Abu Dhabi Harlequins
UAE Premiership Cup
Winners: Abu Dhabi Harlequins
Runners up: Dubai Exiles
UAE Premiership
Winners: Dubai Exiles
Runners up: Abu Dhabi Harlequins
Miguel Cotto world titles:
WBO Light Welterweight champion - 2004-06
WBA Welterweight champion – 2006-08
WBO Welterweight champion – Feb 2009-Nov 2009
WBA Light Middleweight champion – 2010-12
WBC Middleweight champion – 2014-15
WBO Light Middleweight champion – Aug 2017-Dec 2017