The phrase "and the commentators speculated" is correct and usable in written English.
It can be used when discussing opinions or theories expressed by commentators regarding a particular event or situation.
Example: "After the game, the commentators speculated about the team's chances of making the playoffs."
Alternatives: "and the analysts conjectured" or "and the experts theorized".
The motivation behind the attack, as well as some of the details, remained murky, with officials describing the attackers as "terrorists" and "outlaws", and commentators speculating that the shootings may have been prompted by friction between police in Qatanreh – a known smuggling centre – and tribal gunmen.
In this subgroup of patients QoL was significantly better than the reference Finnish population and commentators speculated this was because of greater physician patient contact.
So when the Kremlin announced a few weeks ago that on May 18th Dmitry Medvedev, Russia's president, would hold his first press conference, on an undisclosed subject, the world's media took notice.Inside Russia, bloggers and commentators speculated on Mr Medvedev's plans.
Many officials and commentators speculated that Mr. Sharon had not abandoned his ambition of raiding Mr. Arafat's compound and whisking the Palestinian leader off to exile, and that the Israeli Army might still invade the two major Palestinian population areas not raided in the past month, Hebron and the Gaza Strip.
And, looking at the empty House floor, some commentators speculated that the Representatives and the public were following the debate on television.
Before discovering that the Tsarnaev brothers were allegedly behind the attacks, many commentators speculated on whether the perpetrators had been "domestic" (i.e., right wing/militia) or "foreign" (i.e., jihadist).
One of the anti-Donaldson commentators speculated about the dangers of unprotected sex being shown in children's books.
There are no original references to this darkness outside of the New Testament; later commentators speculated about a contemporary reference that may have existed in a work by the chronicler Thallus.
The stakes are high, and various commentators speculate that the ruling coalition will fall if the agreement is not ratified.
With the poor economy threatening future revenue, commentators speculated that the players did not want to reopen the C.B.A. for fear that owners would demand further limits on salaries or an end to guaranteed contracts.
