Six other abortion providers have been killed in the last eight years.
The number of abortion providers has dropped by 30 percent since 1982.
The institute said the nation had the most abortion providers in 1982, when there were 2,908.
Because their state has only three abortion providers, they have had to drive many miles to a clinic.
Even if there were no violence, many women would still face a long search for an abortion provider.
Today 84 percent of American counties have no abortion providers.
Of those abortion providers in the area, how many are available to the poor and Spanish speaking?
On the same day, a man called another abortion provider in the city to warn that she would be next.
Last year there were 186 acts of violence against abortion providers, a record.
If the abortion provider was in the medical profession, their right to practice medicine would be taken away.