public function country_list() {
			$country_rows = explode( "\n", $this->value );
			if ( is_array( $country_rows ) ) {
				foreach ( $country_rows as $crow ) {
					$country = explode( ',', $crow );
					if ( ! isset( $country[0] ) || ! isset( $country[1] ) ) {
						$this->result->valid = false;
						$this->result->error = sprintf( esc_html__( 'Country List must be formatted as one country per line in the following format: <br>US, United States <br> UK, United Kingdom.', 'tribe-common' ), $this->label );
						$this->value         = wp_kses( $this->value, array() );

						return;
					}
				}
			}
			$this->result->valid = true;
		}