With a curling free kick that decided the outcome of the match, Aleksandar Kolarov immediately drew some comparisons to Cristiano Ronaldo.
"It is great to have three points, but we are not finished". See how to watch and follow live updates from the game here. "The match against Switzerland is going to be the most hard one".
"We have to be planted firmly on the ground and proceed as a team", coach Mladen Krstajic said.
Starbucks to Close 150 Underperforming Stores, Hike Dividend
Starbucks said it expects same-store sales to grow 1% in its third fiscal quarter of 2017. Starbucks normally closes about 50 underperforming stores per year.
Celebrating wildly after his friend Aleksandar Kolarov bagged Serbia's victor with a superb free-kick, Djokovic watched the match from a raucous players' lounge at Queen's Club in west London, where he is preparing for the start of the Wimbledon warm-up event next week.
Costa Rica started brightly, with Vladimir Stojkovic diving to save at the feet of Marcos Urena, before Giancarlo Gonzalez headed straight at the Serbia goalkeeper.
Four years ago, Costa Rica secured shock victories over Italy and Uruguay in the group stages on their way to reaching the quarter-finals.
Creaking veterans like Branislav Ivanovic, who can become Serbia's most capped player on Sunday with 104 worldwide appearances, and Aleksandar Kolarov will need to rediscover their heyday if Serbia are to keep opponents at bay in Russian Federation.
Meghan Markle wears Givenchy for her first Royal Ascot outing
The ultra-modern frock featured an edgy asymmetrical hemline - a stark contrast to the sea of pastel-coloured dresses on show. She also chose to hold her name tag rather than wear it, as Kate Middleton had worn during her Royal Ascot debut in 2016.
Southampton's Dusan Tadic, Manchester United's Nemanja Matic and Crystal Palace's Luka Milivojevic will be the central midfield triumvirate looking to produce the creativity for the aforementioned Mitrovic, as Serbia try to show their quality and kick off with a win.
In Serbian national team football values, of course, more.
He played 83 minutes against Costa Rica, shining alongside highly rated Lazio midfielder Sergej Milinkovic-Savic.
Milinkovic-Savic spent the bulk of the first half shouting because he didn't get the ball where he wanted it, and too many crosses missed the mark because the intended target took a different route.
Disney ups Twenty-First Century Fox to more than $70.3 billion
A representative for Fox didn't immediately respond to a request for comment outside regular business hours. This valuation is a $3 premium over Comcast's $35 a share all-cash offer that they made just last week .
Serbia failed to qualify for the 2014 World Cup.