LOS ANGELES, June 16 : Superstars shone in Tuesday's World Cup matches, with soccer greats Lionel Messi of Argentina, Norway's Erling Haaland and Frenchman Kylian Mbappe scoring for fun.  From Messi's hat-trick against Algeria, Haaland's double versus Iraq and Mbappe's brace against Senegal, Tuesday's matches offered some succour to those backing the favourites.  These were not obvious developments. Messi is in the twilight of his career after moving to Major League Soccer in 2023, Haaland lost