* Headlines: Govt launches first bond issue of the year 3

* Headlines: Govt launches first bond issue of the year 3
* National: House to probe procurement of Russian choppers 4
* Archipelago: Flood, landslide hit Tebing Tinggi, Samosir 5
* Opinion: WMD security initiative could endanger sea trade 6
* City: New 'bajaj' to replace old one 10
* Sports: Barca will be tough nut to crack 8
* World: RI calls for strong ASEAN conflict resolution schemes 9
* Business: OPEC still worried about declining oil price 13
* Features: Scientists unlock mysteries of sleep 18