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has been investigating
  • present perfect progressive of investigate (3rd person singular).

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The inquiry has been investigating stillbirths, neonatal deaths, maternal deaths, and injured babies and mothers at NUH, which runs City Hospital and Queen's Medical Centre.

From BBC • Jun. 1, 2026

In October, Entso-e, which has been investigating the incident, presented a preliminary report on it.

From BBC • Mar. 20, 2026

Over the past decade, a team led by ETH Zurich has been investigating the Congo Basin more closely.

From Science Daily • Feb. 24, 2026

California has been investigating healthcare fraud since a 2020 Los Angeles Times investigation uncovered widespread Medicare fraud in the state’s booming but loosely regulated hospice industry.

From Los Angeles Times • Feb. 5, 2026

While these studies of the structure of the cord have been going on, the ingenious and indefatigable Brown-Sequard has been investigating the functions of its different parts with equal diligence.

From Medical Essays, 1842-1882 by Holmes, Oliver Wendell