A Benfica fan appeared to throw a stick at Liverpool winger Luis Diaz throughout the Champions League conflict in Lisbon.
And the disgraceful scenes additionally noticed dwelling followers throw projectiles at Scotland captain Andy Robertson as he went to take a nook late within the recreation.
Former Porto star Diaz lit up the house of his previous rivals when he took the ball spherical keeper Odisseas Vlachomidos to seal the Reds' 3-1 win.
A January arrival at Anfield, he had been met with a hostile reception with boos ringing out across the rapturous Estadio da Luz.
However the winger had the final snort when he scored the objective that put Jurgen Klopp's crew firmly in charge of the tie late on.
Benfica followers reacted furiously as he celebrated in entrance of them.
And TV footage appeared to indicate one fan throwing an object, seemingly a strolling stick, in his course.
It was a blink-and-you'll-miss it second as the article missed its obvious goal and the digicam reduce away.
Diaz appeared to not discover as he celebrated with teammates Robertson and Naby Keita.
Scotland captain Robertson additionally revealed after the sport that objects have been then thrown from the stands as he went to take a nook after the third objective.
The outcome means Liverpool take a two-goal lead again to Anfield after Ibrahima Konate and Sadio Mane had struck earlier.
Darwin Nunez received one again for the hosts however Diaz's objective means they're firmly answerable for the Champions League tie.