By Dan Boyd / Journal Capitol Bureau Chief   Gov. Michelle Lujan Grishan, shown speaking during a July 2020 briefing at the Roundhouse, announced Thursday she has tested positive for COVID-19 for the first time. The governor said she has only mild symptoms and is fully vaccinated and twice boosted. (Eddie Moore/Journal) SANTA FE -- Gov. Michelle Lujan Grisham announced Thursday she has tested positive for COVID-19, one day after returning from a political trip to Colorado. The Democratic governor said in a statement she was experiencing only mild symptoms but had started taking Paxlovid, a pill that reduces the...