A couple hug in front of a flower-covered police car at the site where a truck drove into a department store in Stockholm, Sweden, on April 10, 2017. #

Two women mourn after they placed flowers on a fence near the department store Ahlens following Friday's terror attack in central Stockholm on April 8, 2017. #

Thousands of people attend a "Lovefest" vigil against terrorism in Sergels Torg, central Stockholm, on April 9, 2017. #

Thousands of people attend the "Lovefest" vigil in Sergels Torg, central Stockholm, on April 9, 2017. #

People gather on the stairs of Sergels Torg plaza to pay their respects in Stockholm on April 9, 2017. #

A policeman wears a rose on his uniform as he patrols on April 9, 2017, close to the point where a truck drove into a department store in Stockholm. #

A boy lays flowers at a makeshift memorial near the site where a truck slammed into a crowd in central Stockholm on April 8, 2017. #

A woman cries as she stands in front of the reopened department store Ahlens in Stockholm on April 10, 2017. #

People flash the victory sign as they attend a memorial ceremony at Sergels Torg plaza in Stockholm on April 9, 2017. #

Flowers and candles adorn a Drottninggatans lion statue on April 9, 2017, in Stockholm. #

A woman writes a message on a wooden board on the department store Ahlens in Stockholm, Sweden, on April 10, 2017. #

A woman brings flowers to the others on a police car in Stockholm on April 9, 2017. #

People attend a memorial ceremony at Sergels Torg plaza in Stockholm on April 9, 2017. #

A woman lays a flower on a police car at the site where a truck drove into Ahlens department store in Stockholm on April 10, 2017. #

People attend a memorial ceremony at Sergels Torg plaza in Stockholm on April 9, 2017. #

Thousands of people attend the "Lovefest" vigil in Sergels Torg, Stockholm, on April 9, 2017. #

Thousands of people attend the "Lovefest" in Sergels Torg on April 9, 2017. The poster in center reads: "Love for everyone—hate towards no one." #

A girl writes a message on the memorial wall next to the Ahlens department store following Friday's attack in central Stockholm on April 10, 2017. #

A man lays Sweden's national flag at a makeshift memorial to commemorate the victims of Friday's terror attack in Stockholm on April 10, 2017. #

A woman places flowers on a police car near the department store Ahlens on April 8, 2017. #

Ulf Lindgren, center, talks about Friday's terror attack to believers prior to the Palm Sunday services at the cathedral in Stockholm, Sweden, on April 9, 2017. #

A man holds up a peace sign at peace demonstration on Sergels square on April 9, 2017, in Stockholm, Sweden. #