MANILA, Philippines — Batanes and two other areas in Northern Luzon were placed under the Tropical Cyclone Wind Signal No. 2 (TCWS) as Typhoon Inday (international name: Bavi) maintained its strength on Thursday afternoon, the state weather bureau said. In its 5 p.m. weather bulletin, the Philippine Atmospheric, Geophysical, and Astronomical Services Administration (Pagasa) said