military bases. In October 2017, after President Trump pulled out of the Paris Agreement, "Walters officially changed from a climate-change skeptic to a believer ... and joined the Congressional Climate Solutions Caucus". Health care Walters supported the repeal of Obamacare, and voted in 2015 for H.R. 596, the House bill to repeal Obamacare. She also voted for H.R. 3762, the Restoring Americans' Healthcare Freedom Reconciliation Act, which would have repealed Obamacare. Walters supported repealing and replacing the Affordable Care Act (known as Obamacare) with the American Health Care Act, the GOP's replacement plan for Obamacare, which did not come to a vote initially. She said that passing the American Health Care Act "is a critical step" towards the goal of rescuing "this failing health-care system". On May 4, 2017, Walters voted to repeal the Patient Protection and Affordable Care Act (Obamacare) and pass the American Health Care Act. In early 2017, Walters tweeted that she was "committed to protecting patients w/ pre-existing conditions to ensure their access to quality, affordable health care". However, USA Today noted that the version of the American Health Care Act that she voted in favor of allows insurance companies to charge higher premiums to individuals with pre-existing conditions (such as cancer, epilepsy, diabetes, and pregnancy). Walters was an original co-sponsor of H.R. 4684, the Access to Quality Sober Living Act, which would require the Department of Health and Human Services to establish best practices for sober living facilities for opioid addicts. This legislation was written after a subcommittee hearing exposed scams at such facilities. Gun control A May 2018 profile of Walters referred to her long-time "reputation as a gun-rights advocate". In the State Assembly, "she twice voted against bills requiring the micro-stamping of bullets from automatic firearms", against "background checks for ammunition buyers", against a ban on "large-capacity conversion kits", and against "prohibiting people under domestic violence restraining orders from obtaining firearms". But during her years in the House, "California voters' concerns about school shootings had risen dramatically, with 73 percent of respondents admitting they were worried about a mass shooting at their public school", with high-school students in Walters's district holding gun violence protests. Keystone pipeline Walters voted in support of the Keystone XL Pipeline Act (H.R. 3) in 2015. LGBT rights As an Assemblywoman, Walters endorsed Proposition 8, which declared same-sex marriage illegal in the state of California. Then-Minority Whip Steny Hoyer