Hi Kurtl,
STRATEGIC OPERATIONS
(Fifteenth Air Force): 170 B-17s bomb the Lobau and Schweehat oil refineries at Vienna, Austria; 131 P-51s and P-38s provide support. 43 P-38s bomb an oil refinery at Fiume, Italy. Other fighters escort reconnaissance missions and accompany supply-dropping operations to Yugoslavia.
TACTICAL OPERATIONS
(Twelfth Air Force): In Italy, weather restricts operations during the night of 21/22 Jan to armed reconnaissance by 5 A-20s; the A-20s bomb communications targets in the Po Valley. During the day B-25s hit bridges at Rovereto and Lavis, destroy a bridge at Pontetidone, and blast a railroad fill at San Michele all' Adige, and supply dump at Cremona; fighters and fighter-bombers concentrate on communications in the same area as the medium bombers, destroying 1 bridge, inflicting 36 rail cuts, hitting fuel and ammunition dumps, and destroying and damaging many vehicles and much railroad rolling stock, mostly in Milan area.
The above is from
http://www.usaaf.net/chron/index.htm
That link can be found on this website in the "Sticky" 'Archive Sites' thread then see under Bernard.
Hope this helps.
Alex