Although new goalkeeper Alisson started the game in goal, he was replaced by Loris Karius in the closing stages.
Firmino's deflected opener from inside the box came from the eagerness and awareness of Mohamed Salah, who harried and picked up the loose ball before supplying a neat pass to his fellow forward.
The difference this season is that the Merseysiders have greater strength in depth with Fabinho and Naby Keita added increased options in midfield.
"If he is fit, he will play a role in the team".
Saints boss Mark Hughes has been shaping his squad over the course of the summer, with major changes to the playing group that narrowly avoided Premier League relegation last season.
Girl pronounced dead after being thrown into Hillsborough River in Tampa
Denson had recently sought help for her daughter who she said was on the autism spectrum. Neighbor Vicki Walker witnessed the whole thing from the balcony of her condo.
Liverpool have looked impressive during their preparations for the new season, which they will begin by welcoming West Ham to Anfield on Sunday afternoon. Dejan Lovren, who looked solid throughout the World Cup as Croatia just barely missed out on claiming the most coveted trophy in football, is set to return to training early this week, he certainly won't face Torino or be ready in time to run out against the Hammers at the weekend.
Klopp responded by signing 25-year-old Brazil worldwide Alisson Becker from AS Roma, smashing the world record for a goalkeeper in a deal worth up to €72.5 million euros ($84 million).
I don't like the way the game has gone in terms of the mega-spending on average players, but Neymar's move to Paris Saint-Germain last summer inflated the market to ridiculous levels and it means that fourth choice left-backs are now worth £20m.
The bar has been raised by Manchester City and the Premier League title hopefuls know they will have little room for error if they are to challenge Pep Guardiola's side this season. The first goal conceded by Alisson at Anfield as a Liverpool 'keeper, there wasn't really a whole lot he could have done about this.