3rd person in custody over foiled plot targeting Taylor Swift concerts in Vienna [Video]

VIENNA (AP) — A third teenager has been arrested in connection with a foiled attack on now-canceled Taylor Swift concerts in Vienna, Austria’s interior minister said Friday.

Austrian Interior Minister Gerhard Karner said an 18-year-old was taken into custody Thursday evening in Vienna after allegedly being in contact with the main suspect. Karner announced the arrest during an unrelated news conference Friday.

Investigators are scrutinizing the “networks” of the suspects, the Austrian interior ministry told The Associated Press on Friday, adding in a statement that investigators have turned to evaluating physical and electronic evidence.

The 19-year-old main suspect and a 17-year-old were arrested Tuesday, while a 15-year-old was also interrogated but was not arrested. Officials said Thursday afternoon that no additional suspects were being sought. They did not immediately offer further details Friday.

Authorities say the plot appeared to have been inspired by the Islamic State group and al-Qaida. Investigators …