The ministry has been active in more than 30 countries and 507 cities worldwide since it began in 2007. On March 22, 2020, however, 40 Days for Life curtailed its public vigils outside abortion clinics due to the COVID-19 pandemic.
Nearly one year later, the ministry is dedicated to a successful campaign after last year's suspension.
"So this year we really put a lot of effort in and trained our leaders extensively on how to handle this," Karlen said, adding that the group advised campaign leaders to abide by the local, state, and federal health guidelines.
"That will keep them safe, it will keep their volunteers safe, and will keep everybody law-abiding as well," he said.
Karlen said he hopes pro-lifers who are able will participate in-person, and those who are not will join in prayer from home.
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"Certainly pray from home, from Church, from wherever you are, those prayers are going to be answered," Karlen said.
As CNA reported on Wednesday, pro-life activists in Pforzheim, Germany, are in court fighting a city government which prohibited them from praying outside an abortion clinic.