Sentence examples for constitutes a worrying development from inspiring English sources

The link between Abaaoud and Saleh constitutes a worrying development for Europe's security services: that precisely planned attacks involving several people and sophisticated logistics can be orchestrated from Isis's power base inside Syria.

For those using Caller ID to screen calls, it's a worrying development: can it still be trusted?

The use of the gas would be a significant escalation in Islamic State's battle against the rebels and a worrying development in its ability to conduct chemical warfare.

This is a worrying development.

It is a worrying development.

For Pahwa, this was a worrying development.

He said Nimr's death was a "worrying development".

Some see that as positive, others as a worrying development.

Sunday's clashes marked a worrying development because they took on a religious dimension.

People working in the prisons sector described the scheme as "disgusting" and a "worrying development".

Saeed also points to a worrying development in the wet season: a rise in dengue fever.